Merge pull request #66 from murtuza-ranapur/spring-boot-exception-handling
Adds Code example for Spring Boot exception Handling tutorial
This commit is contained in:
@@ -86,6 +86,7 @@ if [[ "$MODULE" == "module5" ]]
|
|||||||
then
|
then
|
||||||
# ADD NEW MODULES HERE
|
# ADD NEW MODULES HERE
|
||||||
# (add new modules above the rest so you get quicker feedback if it fails)
|
# (add new modules above the rest so you get quicker feedback if it fails)
|
||||||
|
build_gradle_module "spring-boot/exception-handling"
|
||||||
build_maven_module "spring-boot/spring-boot-elasticsearch"
|
build_maven_module "spring-boot/spring-boot-elasticsearch"
|
||||||
build_gradle_module "spring-boot/spring-boot-mocking-modules"
|
build_gradle_module "spring-boot/spring-boot-mocking-modules"
|
||||||
build_gradle_module "spring-boot/specification"
|
build_gradle_module "spring-boot/specification"
|
||||||
|
|||||||
3
spring-boot/exception-handling/README.md
Normal file
3
spring-boot/exception-handling/README.md
Normal file
@@ -0,0 +1,3 @@
|
|||||||
|
# Spring Exception handling tutorial
|
||||||
|
* The code examples in this project showcases various ways to handle exceptions in
|
||||||
|
a Spring Boot Application
|
||||||
36
spring-boot/exception-handling/build.gradle
Normal file
36
spring-boot/exception-handling/build.gradle
Normal file
@@ -0,0 +1,36 @@
|
|||||||
|
plugins {
|
||||||
|
id 'org.springframework.boot' version '2.4.0'
|
||||||
|
id 'io.spring.dependency-management' version '1.0.10.RELEASE'
|
||||||
|
id 'java'
|
||||||
|
}
|
||||||
|
|
||||||
|
group = 'io.reflectoring'
|
||||||
|
version = '0.0.1'
|
||||||
|
sourceCompatibility = '11'
|
||||||
|
|
||||||
|
configurations {
|
||||||
|
compileOnly {
|
||||||
|
extendsFrom annotationProcessor
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
repositories {
|
||||||
|
mavenCentral()
|
||||||
|
}
|
||||||
|
|
||||||
|
dependencies {
|
||||||
|
implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
|
||||||
|
implementation 'org.springframework.boot:spring-boot-starter-web'
|
||||||
|
implementation 'org.springframework.boot:spring-boot-starter-validation'
|
||||||
|
implementation 'org.apache.commons:commons-lang3'
|
||||||
|
compileOnly 'org.projectlombok:lombok'
|
||||||
|
runtimeOnly 'com.h2database:h2'
|
||||||
|
annotationProcessor 'org.projectlombok:lombok'
|
||||||
|
testImplementation('org.springframework.boot:spring-boot-starter-test') {
|
||||||
|
exclude group: 'org.junit.vintage', module: 'junit-vintage-engine'
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
test {
|
||||||
|
useJUnitPlatform()
|
||||||
|
}
|
||||||
BIN
spring-boot/exception-handling/gradle/wrapper/gradle-wrapper.jar
vendored
Normal file
BIN
spring-boot/exception-handling/gradle/wrapper/gradle-wrapper.jar
vendored
Normal file
Binary file not shown.
6
spring-boot/exception-handling/gradle/wrapper/gradle-wrapper.properties
vendored
Normal file
6
spring-boot/exception-handling/gradle/wrapper/gradle-wrapper.properties
vendored
Normal file
@@ -0,0 +1,6 @@
|
|||||||
|
#Fri Nov 27 17:09:23 IST 2020
|
||||||
|
distributionUrl=https\://services.gradle.org/distributions/gradle-6.6.1-all.zip
|
||||||
|
distributionBase=GRADLE_USER_HOME
|
||||||
|
distributionPath=wrapper/dists
|
||||||
|
zipStorePath=wrapper/dists
|
||||||
|
zipStoreBase=GRADLE_USER_HOME
|
||||||
184
spring-boot/exception-handling/gradlew
vendored
Normal file
184
spring-boot/exception-handling/gradlew
vendored
Normal file
@@ -0,0 +1,184 @@
|
|||||||
|
#!/usr/bin/env sh
|
||||||
|
|
||||||
|
#
|
||||||
|
# Copyright 2015 the original author or authors.
|
||||||
|
#
|
||||||
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
||||||
|
# you may not use this file except in compliance with the License.
|
||||||
|
# You may obtain a copy of the License at
|
||||||
|
#
|
||||||
|
# https://www.apache.org/licenses/LICENSE-2.0
|
||||||
|
#
|
||||||
|
# Unless required by applicable law or agreed to in writing, software
|
||||||
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
||||||
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||||
|
# See the License for the specific language governing permissions and
|
||||||
|
# limitations under the License.
|
||||||
|
#
|
||||||
|
|
||||||
|
##############################################################################
|
||||||
|
##
|
||||||
|
## Gradle start up script for UN*X
|
||||||
|
##
|
||||||
|
##############################################################################
|
||||||
|
|
||||||
|
# Attempt to set APP_HOME
|
||||||
|
# Resolve links: $0 may be a link
|
||||||
|
PRG="$0"
|
||||||
|
# Need this for relative symlinks.
|
||||||
|
while [ -h "$PRG" ]; do
|
||||||
|
ls=$(ls -ld "$PRG")
|
||||||
|
link=$(expr "$ls" : '.*-> \(.*\)$')
|
||||||
|
if expr "$link" : '/.*' >/dev/null; then
|
||||||
|
PRG="$link"
|
||||||
|
else
|
||||||
|
PRG=$(dirname "$PRG")"/$link"
|
||||||
|
fi
|
||||||
|
done
|
||||||
|
SAVED="$(pwd)"
|
||||||
|
cd "$(dirname \"$PRG\")/" >/dev/null
|
||||||
|
APP_HOME="$(pwd -P)"
|
||||||
|
cd "$SAVED" >/dev/null
|
||||||
|
|
||||||
|
APP_NAME="Gradle"
|
||||||
|
APP_BASE_NAME=$(basename "$0")
|
||||||
|
|
||||||
|
# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
|
||||||
|
DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
|
||||||
|
|
||||||
|
# Use the maximum available, or set MAX_FD != -1 to use that value.
|
||||||
|
MAX_FD="maximum"
|
||||||
|
|
||||||
|
warn() {
|
||||||
|
echo "$*"
|
||||||
|
}
|
||||||
|
|
||||||
|
die() {
|
||||||
|
echo
|
||||||
|
echo "$*"
|
||||||
|
echo
|
||||||
|
exit 1
|
||||||
|
}
|
||||||
|
|
||||||
|
# OS specific support (must be 'true' or 'false').
|
||||||
|
cygwin=false
|
||||||
|
msys=false
|
||||||
|
darwin=false
|
||||||
|
nonstop=false
|
||||||
|
case "$(uname)" in
|
||||||
|
CYGWIN*)
|
||||||
|
cygwin=true
|
||||||
|
;;
|
||||||
|
Darwin*)
|
||||||
|
darwin=true
|
||||||
|
;;
|
||||||
|
MINGW*)
|
||||||
|
msys=true
|
||||||
|
;;
|
||||||
|
NONSTOP*)
|
||||||
|
nonstop=true
|
||||||
|
;;
|
||||||
|
esac
|
||||||
|
|
||||||
|
CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
|
||||||
|
|
||||||
|
# Determine the Java command to use to start the JVM.
|
||||||
|
if [ -n "$JAVA_HOME" ]; then
|
||||||
|
if [ -x "$JAVA_HOME/jre/sh/java" ]; then
|
||||||
|
# IBM's JDK on AIX uses strange locations for the executables
|
||||||
|
JAVACMD="$JAVA_HOME/jre/sh/java"
|
||||||
|
else
|
||||||
|
JAVACMD="$JAVA_HOME/bin/java"
|
||||||
|
fi
|
||||||
|
if [ ! -x "$JAVACMD" ]; then
|
||||||
|
die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
|
||||||
|
|
||||||
|
Please set the JAVA_HOME variable in your environment to match the
|
||||||
|
location of your Java installation."
|
||||||
|
fi
|
||||||
|
else
|
||||||
|
JAVACMD="java"
|
||||||
|
which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
|
||||||
|
|
||||||
|
Please set the JAVA_HOME variable in your environment to match the
|
||||||
|
location of your Java installation."
|
||||||
|
fi
|
||||||
|
|
||||||
|
# Increase the maximum file descriptors if we can.
|
||||||
|
if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ]; then
|
||||||
|
MAX_FD_LIMIT=$(ulimit -H -n)
|
||||||
|
if [ $? -eq 0 ]; then
|
||||||
|
if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ]; then
|
||||||
|
MAX_FD="$MAX_FD_LIMIT"
|
||||||
|
fi
|
||||||
|
ulimit -n $MAX_FD
|
||||||
|
if [ $? -ne 0 ]; then
|
||||||
|
warn "Could not set maximum file descriptor limit: $MAX_FD"
|
||||||
|
fi
|
||||||
|
else
|
||||||
|
warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
|
||||||
|
fi
|
||||||
|
fi
|
||||||
|
|
||||||
|
# For Darwin, add options to specify how the application appears in the dock
|
||||||
|
if $darwin; then
|
||||||
|
GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
|
||||||
|
fi
|
||||||
|
|
||||||
|
# For Cygwin or MSYS, switch paths to Windows format before running java
|
||||||
|
if [ "$cygwin" = "true" -o "$msys" = "true" ]; then
|
||||||
|
APP_HOME=$(cygpath --path --mixed "$APP_HOME")
|
||||||
|
CLASSPATH=$(cygpath --path --mixed "$CLASSPATH")
|
||||||
|
|
||||||
|
JAVACMD=$(cygpath --unix "$JAVACMD")
|
||||||
|
|
||||||
|
# We build the pattern for arguments to be converted via cygpath
|
||||||
|
ROOTDIRSRAW=$(find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null)
|
||||||
|
SEP=""
|
||||||
|
for dir in $ROOTDIRSRAW; do
|
||||||
|
ROOTDIRS="$ROOTDIRS$SEP$dir"
|
||||||
|
SEP="|"
|
||||||
|
done
|
||||||
|
OURCYGPATTERN="(^($ROOTDIRS))"
|
||||||
|
# Add a user-defined pattern to the cygpath arguments
|
||||||
|
if [ "$GRADLE_CYGPATTERN" != "" ]; then
|
||||||
|
OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
|
||||||
|
fi
|
||||||
|
# Now convert the arguments - kludge to limit ourselves to /bin/sh
|
||||||
|
i=0
|
||||||
|
for arg in "$@"; do
|
||||||
|
CHECK=$(echo "$arg" | egrep -c "$OURCYGPATTERN" -)
|
||||||
|
CHECK2=$(echo "$arg" | egrep -c "^-") ### Determine if an option
|
||||||
|
|
||||||
|
if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ]; then ### Added a condition
|
||||||
|
eval $(echo args$i)=$(cygpath --path --ignore --mixed "$arg")
|
||||||
|
else
|
||||||
|
eval $(echo args$i)="\"$arg\""
|
||||||
|
fi
|
||||||
|
i=$(expr $i + 1)
|
||||||
|
done
|
||||||
|
case $i in
|
||||||
|
0) set -- ;;
|
||||||
|
1) set -- "$args0" ;;
|
||||||
|
2) set -- "$args0" "$args1" ;;
|
||||||
|
3) set -- "$args0" "$args1" "$args2" ;;
|
||||||
|
4) set -- "$args0" "$args1" "$args2" "$args3" ;;
|
||||||
|
5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
|
||||||
|
6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
|
||||||
|
7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
|
||||||
|
8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
|
||||||
|
9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
|
||||||
|
esac
|
||||||
|
fi
|
||||||
|
|
||||||
|
# Escape application args
|
||||||
|
save() {
|
||||||
|
for i; do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/"; done
|
||||||
|
echo " "
|
||||||
|
}
|
||||||
|
APP_ARGS=$(save "$@")
|
||||||
|
|
||||||
|
# Collect all arguments for the java command, following the shell quoting and substitution rules
|
||||||
|
eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
|
||||||
|
|
||||||
|
exec "$JAVACMD" "$@"
|
||||||
89
spring-boot/exception-handling/gradlew.bat
vendored
Normal file
89
spring-boot/exception-handling/gradlew.bat
vendored
Normal file
@@ -0,0 +1,89 @@
|
|||||||
|
@rem
|
||||||
|
@rem Copyright 2015 the original author or authors.
|
||||||
|
@rem
|
||||||
|
@rem Licensed under the Apache License, Version 2.0 (the "License");
|
||||||
|
@rem you may not use this file except in compliance with the License.
|
||||||
|
@rem You may obtain a copy of the License at
|
||||||
|
@rem
|
||||||
|
@rem https://www.apache.org/licenses/LICENSE-2.0
|
||||||
|
@rem
|
||||||
|
@rem Unless required by applicable law or agreed to in writing, software
|
||||||
|
@rem distributed under the License is distributed on an "AS IS" BASIS,
|
||||||
|
@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||||
|
@rem See the License for the specific language governing permissions and
|
||||||
|
@rem limitations under the License.
|
||||||
|
@rem
|
||||||
|
|
||||||
|
@if "%DEBUG%" == "" @echo off
|
||||||
|
@rem ##########################################################################
|
||||||
|
@rem
|
||||||
|
@rem Gradle startup script for Windows
|
||||||
|
@rem
|
||||||
|
@rem ##########################################################################
|
||||||
|
|
||||||
|
@rem Set local scope for the variables with windows NT shell
|
||||||
|
if "%OS%"=="Windows_NT" setlocal
|
||||||
|
|
||||||
|
set DIRNAME=%~dp0
|
||||||
|
if "%DIRNAME%" == "" set DIRNAME=.
|
||||||
|
set APP_BASE_NAME=%~n0
|
||||||
|
set APP_HOME=%DIRNAME%
|
||||||
|
|
||||||
|
@rem Resolve any "." and ".." in APP_HOME to make it shorter.
|
||||||
|
for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi
|
||||||
|
|
||||||
|
@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
|
||||||
|
set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
|
||||||
|
|
||||||
|
@rem Find java.exe
|
||||||
|
if defined JAVA_HOME goto findJavaFromJavaHome
|
||||||
|
|
||||||
|
set JAVA_EXE=java.exe
|
||||||
|
%JAVA_EXE% -version >NUL 2>&1
|
||||||
|
if "%ERRORLEVEL%" == "0" goto execute
|
||||||
|
|
||||||
|
echo.
|
||||||
|
echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
|
||||||
|
echo.
|
||||||
|
echo Please set the JAVA_HOME variable in your environment to match the
|
||||||
|
echo location of your Java installation.
|
||||||
|
|
||||||
|
goto fail
|
||||||
|
|
||||||
|
:findJavaFromJavaHome
|
||||||
|
set JAVA_HOME=%JAVA_HOME:"=%
|
||||||
|
set JAVA_EXE=%JAVA_HOME%/bin/java.exe
|
||||||
|
|
||||||
|
if exist "%JAVA_EXE%" goto execute
|
||||||
|
|
||||||
|
echo.
|
||||||
|
echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
|
||||||
|
echo.
|
||||||
|
echo Please set the JAVA_HOME variable in your environment to match the
|
||||||
|
echo location of your Java installation.
|
||||||
|
|
||||||
|
goto fail
|
||||||
|
|
||||||
|
:execute
|
||||||
|
@rem Setup the command line
|
||||||
|
|
||||||
|
set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
|
||||||
|
|
||||||
|
|
||||||
|
@rem Execute Gradle
|
||||||
|
"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %*
|
||||||
|
|
||||||
|
:end
|
||||||
|
@rem End local scope for the variables with windows NT shell
|
||||||
|
if "%ERRORLEVEL%"=="0" goto mainEnd
|
||||||
|
|
||||||
|
:fail
|
||||||
|
rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
|
||||||
|
rem the _cmd.exe /c_ return code!
|
||||||
|
if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
|
||||||
|
exit /b 1
|
||||||
|
|
||||||
|
:mainEnd
|
||||||
|
if "%OS%"=="Windows_NT" endlocal
|
||||||
|
|
||||||
|
:omega
|
||||||
1
spring-boot/exception-handling/settings.gradle
Normal file
1
spring-boot/exception-handling/settings.gradle
Normal file
@@ -0,0 +1 @@
|
|||||||
|
rootProject.name = 'exception'
|
||||||
@@ -0,0 +1,13 @@
|
|||||||
|
package io.reflectoring.exception;
|
||||||
|
|
||||||
|
import org.springframework.boot.SpringApplication;
|
||||||
|
import org.springframework.boot.autoconfigure.SpringBootApplication;
|
||||||
|
|
||||||
|
@SpringBootApplication
|
||||||
|
public class ExceptionHandlingApplication {
|
||||||
|
|
||||||
|
public static void main(String[] args) {
|
||||||
|
SpringApplication.run(ExceptionHandlingApplication.class, args);
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
@@ -0,0 +1,13 @@
|
|||||||
|
package io.reflectoring.exception.commons;
|
||||||
|
|
||||||
|
import lombok.Getter;
|
||||||
|
|
||||||
|
@Getter
|
||||||
|
public enum I18Constants {
|
||||||
|
NO_ITEM_FOUND("item.absent");
|
||||||
|
|
||||||
|
String key;
|
||||||
|
I18Constants(String key) {
|
||||||
|
this.key = key;
|
||||||
|
}
|
||||||
|
}
|
||||||
@@ -0,0 +1,30 @@
|
|||||||
|
package io.reflectoring.exception.controller;
|
||||||
|
|
||||||
|
import io.reflectoring.exception.entity.Product;
|
||||||
|
import io.reflectoring.exception.model.ProductInput;
|
||||||
|
import io.reflectoring.exception.service.ProductService;
|
||||||
|
import lombok.AllArgsConstructor;
|
||||||
|
import lombok.extern.slf4j.Slf4j;
|
||||||
|
import org.springframework.web.bind.annotation.*;
|
||||||
|
|
||||||
|
import javax.validation.Valid;
|
||||||
|
|
||||||
|
@Slf4j(topic = "PRODUCT_CONTROLLER")
|
||||||
|
@RestController
|
||||||
|
@RequestMapping("/product")
|
||||||
|
@AllArgsConstructor
|
||||||
|
public class ProductController {
|
||||||
|
private final ProductService productService;
|
||||||
|
|
||||||
|
@GetMapping("/{id}")
|
||||||
|
public Product getProduct(@PathVariable String id){
|
||||||
|
return productService.getProduct(id);
|
||||||
|
}
|
||||||
|
|
||||||
|
@PostMapping
|
||||||
|
public Product addProduct(@RequestBody @Valid ProductInput input){
|
||||||
|
return productService.addProduct(input);
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
}
|
||||||
@@ -0,0 +1,10 @@
|
|||||||
|
package io.reflectoring.exception.entity;
|
||||||
|
|
||||||
|
public enum Category {
|
||||||
|
MOBILE,
|
||||||
|
TV_APPLIANCES,
|
||||||
|
MEN_FASHION,
|
||||||
|
WOMEN_FASHION,
|
||||||
|
BOOKS,
|
||||||
|
BEAUTY
|
||||||
|
}
|
||||||
@@ -0,0 +1,41 @@
|
|||||||
|
package io.reflectoring.exception.entity;
|
||||||
|
|
||||||
|
import lombok.Getter;
|
||||||
|
import lombok.Setter;
|
||||||
|
|
||||||
|
import javax.persistence.*;
|
||||||
|
import java.time.LocalDateTime;
|
||||||
|
|
||||||
|
@Entity
|
||||||
|
@Getter
|
||||||
|
@Setter
|
||||||
|
public class Product {
|
||||||
|
@Id
|
||||||
|
private String id;
|
||||||
|
|
||||||
|
private String name;
|
||||||
|
|
||||||
|
private Double price;
|
||||||
|
|
||||||
|
private LocalDateTime manufacturingDate;
|
||||||
|
|
||||||
|
|
||||||
|
private Double weight;
|
||||||
|
|
||||||
|
@Embedded
|
||||||
|
private Dimension dimension;
|
||||||
|
|
||||||
|
@Enumerated(EnumType.STRING)
|
||||||
|
private Category category;
|
||||||
|
|
||||||
|
@Embeddable
|
||||||
|
@Getter
|
||||||
|
@Setter
|
||||||
|
public static class Dimension {
|
||||||
|
private Double height;
|
||||||
|
|
||||||
|
private Double width;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
}
|
||||||
@@ -0,0 +1,37 @@
|
|||||||
|
package io.reflectoring.exception.exception;
|
||||||
|
|
||||||
|
import com.fasterxml.jackson.annotation.JsonInclude;
|
||||||
|
import lombok.Getter;
|
||||||
|
import lombok.RequiredArgsConstructor;
|
||||||
|
import lombok.Setter;
|
||||||
|
import org.springframework.validation.Errors;
|
||||||
|
|
||||||
|
import java.util.ArrayList;
|
||||||
|
import java.util.List;
|
||||||
|
import java.util.Objects;
|
||||||
|
|
||||||
|
@Getter
|
||||||
|
@Setter
|
||||||
|
@RequiredArgsConstructor
|
||||||
|
@JsonInclude(JsonInclude.Include.NON_NULL)
|
||||||
|
public class ErrorResponse {
|
||||||
|
private final int status;
|
||||||
|
private final String message;
|
||||||
|
private String stackTrace;
|
||||||
|
private List<ValidationError> errors;
|
||||||
|
|
||||||
|
@Getter
|
||||||
|
@Setter
|
||||||
|
@RequiredArgsConstructor
|
||||||
|
private static class ValidationError {
|
||||||
|
private final String field;
|
||||||
|
private final String message;
|
||||||
|
}
|
||||||
|
|
||||||
|
public void addValidationError(String field, String message){
|
||||||
|
if(Objects.isNull(errors)){
|
||||||
|
errors = new ArrayList<>();
|
||||||
|
}
|
||||||
|
errors.add(new ValidationError(field, message));
|
||||||
|
}
|
||||||
|
}
|
||||||
@@ -0,0 +1,89 @@
|
|||||||
|
package io.reflectoring.exception.exception;
|
||||||
|
|
||||||
|
import lombok.extern.slf4j.Slf4j;
|
||||||
|
import org.apache.commons.lang3.exception.ExceptionUtils;
|
||||||
|
import org.springframework.beans.factory.annotation.Value;
|
||||||
|
import org.springframework.http.HttpHeaders;
|
||||||
|
import org.springframework.http.HttpStatus;
|
||||||
|
import org.springframework.http.ResponseEntity;
|
||||||
|
import org.springframework.validation.FieldError;
|
||||||
|
import org.springframework.web.bind.MethodArgumentNotValidException;
|
||||||
|
import org.springframework.web.bind.annotation.ExceptionHandler;
|
||||||
|
import org.springframework.web.bind.annotation.ResponseStatus;
|
||||||
|
import org.springframework.web.bind.annotation.RestControllerAdvice;
|
||||||
|
import org.springframework.web.context.request.WebRequest;
|
||||||
|
import org.springframework.web.servlet.mvc.method.annotation.ResponseEntityExceptionHandler;
|
||||||
|
|
||||||
|
import java.util.Objects;
|
||||||
|
|
||||||
|
@Slf4j(topic = "GLOBAL_EXCEPTION_HANDLER")
|
||||||
|
@RestControllerAdvice
|
||||||
|
public class GlobalExceptionHandler extends ResponseEntityExceptionHandler {
|
||||||
|
|
||||||
|
public static final String TRACE = "trace";
|
||||||
|
|
||||||
|
@Value("${reflectoring.trace:false}")
|
||||||
|
private boolean printStackTrace;
|
||||||
|
|
||||||
|
@Override
|
||||||
|
@ResponseStatus(HttpStatus.UNPROCESSABLE_ENTITY)
|
||||||
|
protected ResponseEntity<Object> handleMethodArgumentNotValid(MethodArgumentNotValidException ex,
|
||||||
|
HttpHeaders headers,
|
||||||
|
HttpStatus status,
|
||||||
|
WebRequest request) {
|
||||||
|
ErrorResponse errorResponse = new ErrorResponse(HttpStatus.UNPROCESSABLE_ENTITY.value(), "Validation error. Check 'errors' field for details.");
|
||||||
|
for (FieldError fieldError : ex.getBindingResult().getFieldErrors()) {
|
||||||
|
errorResponse.addValidationError(fieldError.getField(), fieldError.getDefaultMessage());
|
||||||
|
}
|
||||||
|
return ResponseEntity.unprocessableEntity().body(errorResponse);
|
||||||
|
}
|
||||||
|
|
||||||
|
@ExceptionHandler(NoSuchElementFoundException.class)
|
||||||
|
@ResponseStatus(HttpStatus.NOT_FOUND)
|
||||||
|
public ResponseEntity<Object> handleNoSuchElementFoundException(NoSuchElementFoundException itemNotFoundException, WebRequest request) {
|
||||||
|
log.error("Failed to find the requested element", itemNotFoundException);
|
||||||
|
return buildErrorResponse(itemNotFoundException, HttpStatus.NOT_FOUND, request);
|
||||||
|
}
|
||||||
|
|
||||||
|
@ExceptionHandler(Exception.class)
|
||||||
|
@ResponseStatus(HttpStatus.INTERNAL_SERVER_ERROR)
|
||||||
|
public ResponseEntity<Object> handleAllUncaughtException(Exception exception, WebRequest request) {
|
||||||
|
log.error("Unknown error occurred", exception);
|
||||||
|
return buildErrorResponse(exception, "Unknown error occurred", HttpStatus.INTERNAL_SERVER_ERROR, request);
|
||||||
|
}
|
||||||
|
|
||||||
|
private ResponseEntity<Object> buildErrorResponse(Exception exception,
|
||||||
|
HttpStatus httpStatus,
|
||||||
|
WebRequest request) {
|
||||||
|
return buildErrorResponse(exception, exception.getMessage(), httpStatus, request);
|
||||||
|
}
|
||||||
|
|
||||||
|
private ResponseEntity<Object> buildErrorResponse(Exception exception,
|
||||||
|
String message,
|
||||||
|
HttpStatus httpStatus,
|
||||||
|
WebRequest request) {
|
||||||
|
ErrorResponse errorResponse = new ErrorResponse(httpStatus.value(), message);
|
||||||
|
if (printStackTrace && isTraceOn(request)) {
|
||||||
|
errorResponse.setStackTrace(ExceptionUtils.getStackTrace(exception));
|
||||||
|
}
|
||||||
|
return ResponseEntity.status(httpStatus).body(errorResponse);
|
||||||
|
}
|
||||||
|
|
||||||
|
private boolean isTraceOn(WebRequest request) {
|
||||||
|
String[] value = request.getParameterValues(TRACE);
|
||||||
|
return Objects.nonNull(value)
|
||||||
|
&& value.length > 0
|
||||||
|
&& value[0].contentEquals("true");
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public ResponseEntity<Object> handleExceptionInternal(
|
||||||
|
Exception ex,
|
||||||
|
Object body,
|
||||||
|
HttpHeaders headers,
|
||||||
|
HttpStatus status,
|
||||||
|
WebRequest request) {
|
||||||
|
|
||||||
|
return buildErrorResponse(ex, status, request);
|
||||||
|
}
|
||||||
|
}
|
||||||
@@ -0,0 +1,13 @@
|
|||||||
|
package io.reflectoring.exception.exception;
|
||||||
|
|
||||||
|
import org.springframework.http.HttpStatus;
|
||||||
|
import org.springframework.web.server.ResponseStatusException;
|
||||||
|
|
||||||
|
public class NoSuchElementFoundException extends RuntimeException {
|
||||||
|
|
||||||
|
public NoSuchElementFoundException(String message){
|
||||||
|
super(message);
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
}
|
||||||
@@ -0,0 +1,24 @@
|
|||||||
|
package io.reflectoring.exception.model;
|
||||||
|
|
||||||
|
import io.reflectoring.exception.entity.Category;
|
||||||
|
import lombok.Getter;
|
||||||
|
import lombok.Setter;
|
||||||
|
|
||||||
|
import javax.validation.constraints.NotBlank;
|
||||||
|
import javax.validation.constraints.NotEmpty;
|
||||||
|
import javax.validation.constraints.NotNull;
|
||||||
|
|
||||||
|
@Getter
|
||||||
|
@Setter
|
||||||
|
public class ProductInput {
|
||||||
|
|
||||||
|
@NotBlank
|
||||||
|
private String name;
|
||||||
|
|
||||||
|
@NotNull
|
||||||
|
private Double price;
|
||||||
|
|
||||||
|
private Double weight;
|
||||||
|
|
||||||
|
private Category category;
|
||||||
|
}
|
||||||
@@ -0,0 +1,10 @@
|
|||||||
|
package io.reflectoring.exception.model;
|
||||||
|
|
||||||
|
import lombok.Getter;
|
||||||
|
import lombok.Setter;
|
||||||
|
|
||||||
|
@Getter
|
||||||
|
@Setter
|
||||||
|
public class Response {
|
||||||
|
private String message;
|
||||||
|
}
|
||||||
@@ -0,0 +1,9 @@
|
|||||||
|
package io.reflectoring.exception.repository;
|
||||||
|
|
||||||
|
import io.reflectoring.exception.entity.Product;
|
||||||
|
import org.springframework.data.jpa.repository.JpaRepository;
|
||||||
|
import org.springframework.stereotype.Repository;
|
||||||
|
|
||||||
|
@Repository
|
||||||
|
public interface ProductRepository extends JpaRepository<Product, String> {
|
||||||
|
}
|
||||||
@@ -0,0 +1,41 @@
|
|||||||
|
package io.reflectoring.exception.service;
|
||||||
|
|
||||||
|
import io.reflectoring.exception.commons.I18Constants;
|
||||||
|
import io.reflectoring.exception.entity.Category;
|
||||||
|
import io.reflectoring.exception.entity.Product;
|
||||||
|
import io.reflectoring.exception.exception.NoSuchElementFoundException;
|
||||||
|
import io.reflectoring.exception.model.ProductInput;
|
||||||
|
import io.reflectoring.exception.repository.ProductRepository;
|
||||||
|
import lombok.AllArgsConstructor;
|
||||||
|
import org.springframework.context.MessageSource;
|
||||||
|
import org.springframework.stereotype.Service;
|
||||||
|
|
||||||
|
import java.util.Locale;
|
||||||
|
import java.util.Objects;
|
||||||
|
|
||||||
|
@Service
|
||||||
|
@AllArgsConstructor
|
||||||
|
public class ProductService {
|
||||||
|
private final ProductRepository repository;
|
||||||
|
private final MessageSource messageSource;
|
||||||
|
|
||||||
|
public Product getProduct(String id) {
|
||||||
|
return repository.findById(id).orElseThrow(()->
|
||||||
|
new NoSuchElementFoundException(getLocalMessage(I18Constants.NO_ITEM_FOUND.getKey(), id)));
|
||||||
|
}
|
||||||
|
|
||||||
|
public Product addProduct(ProductInput productInput){
|
||||||
|
Product product = new Product();
|
||||||
|
product.setName(productInput.getName());
|
||||||
|
product.setPrice(productInput.getPrice());
|
||||||
|
product.setWeight(product.getWeight());
|
||||||
|
product.setCategory(Objects.isNull(productInput.getCategory())? Category.BOOKS: productInput.getCategory());
|
||||||
|
return repository.save(product);
|
||||||
|
}
|
||||||
|
|
||||||
|
private String getLocalMessage(String key, String... params){
|
||||||
|
return messageSource.getMessage(key,
|
||||||
|
params,
|
||||||
|
Locale.ENGLISH);
|
||||||
|
}
|
||||||
|
}
|
||||||
@@ -0,0 +1,21 @@
|
|||||||
|
server:
|
||||||
|
error:
|
||||||
|
include-message: always
|
||||||
|
include-binding-errors: always
|
||||||
|
include-stacktrace: on_trace_param
|
||||||
|
include-exception: true
|
||||||
|
reflectoring:
|
||||||
|
trace: true
|
||||||
|
spring:
|
||||||
|
jpa:
|
||||||
|
show-sql: true
|
||||||
|
generate-ddl: true
|
||||||
|
hibernate:
|
||||||
|
ddl-auto: create-drop
|
||||||
|
messages:
|
||||||
|
basename: lang/res
|
||||||
|
mvc:
|
||||||
|
throw-exception-if-no-handler-found: true
|
||||||
|
web:
|
||||||
|
resources:
|
||||||
|
add-mappings: false
|
||||||
29
spring-boot/exception-handling/src/main/resources/data.sql
Normal file
29
spring-boot/exception-handling/src/main/resources/data.sql
Normal file
@@ -0,0 +1,29 @@
|
|||||||
|
insert into product
|
||||||
|
(id, name, price, manufacturing_date, weight, height, width, category)
|
||||||
|
values
|
||||||
|
('prod_1', 'one plus 8T', 100, now(), 2.2, 3.4, 5.4, 'MOBILE');
|
||||||
|
|
||||||
|
insert into product
|
||||||
|
(id, name, price, manufacturing_date, weight, height, width, category)
|
||||||
|
values
|
||||||
|
('prod_2', 'Samsung 100 S', 200, now(), 5.6, 7.9, 4.3, 'MOBILE');
|
||||||
|
|
||||||
|
insert into product
|
||||||
|
(id, name, price, manufacturing_date, weight, height, width, category)
|
||||||
|
values
|
||||||
|
('prod_3', 'Armani jacket size 32', 1100, now(), 1.3, 10.4, 29.5, 'MEN_FASHION');
|
||||||
|
|
||||||
|
insert into product
|
||||||
|
(id, name, price, manufacturing_date, weight, height, width, category)
|
||||||
|
values
|
||||||
|
('prod_4', 'Zara purse', 500, now(), 3.7, 50.6, 70.6, 'WOMEN_FASHION');
|
||||||
|
|
||||||
|
insert into product
|
||||||
|
(id, name, price, manufacturing_date, weight, height, width, category)
|
||||||
|
values
|
||||||
|
('prod_5', 'Sony Bravia ', 2000, now(), 25.5, 48.8, 25.9, 'TV_APPLIANCES');
|
||||||
|
|
||||||
|
insert into product
|
||||||
|
(id, name, price, manufacturing_date, weight, height, width, category)
|
||||||
|
values
|
||||||
|
('prod_6', 'zara jacket green color', 1500, now(), 1.3, 10.4, 29.5, 'MEN_FASHION');
|
||||||
@@ -0,0 +1 @@
|
|||||||
|
item.absent=Item with id {0} not found
|
||||||
@@ -0,0 +1,13 @@
|
|||||||
|
package io.reflectoring.exception;
|
||||||
|
|
||||||
|
import org.junit.jupiter.api.Test;
|
||||||
|
import org.springframework.boot.test.context.SpringBootTest;
|
||||||
|
|
||||||
|
@SpringBootTest
|
||||||
|
class ExceptionHandlingApplicationTests {
|
||||||
|
|
||||||
|
@Test
|
||||||
|
void contextLoads() {
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
Reference in New Issue
Block a user