diff --git a/jackson-2/pom.xml b/jackson-2/pom.xml index ddbcb81dcc..6b973dd6f5 100644 --- a/jackson-2/pom.xml +++ b/jackson-2/pom.xml @@ -22,6 +22,20 @@ ${jackson.version} + + + com.fasterxml.jackson.dataformat + jackson-dataformat-yaml + 2.9.8 + + + + + com.fasterxml.jackson.datatype + jackson-datatype-jsr310 + 2.9.8 + + diff --git a/jackson-2/src/main/java/com/baeldung/jackson/entities/Order.java b/jackson-2/src/main/java/com/baeldung/jackson/entities/Order.java new file mode 100644 index 0000000000..2075b7879b --- /dev/null +++ b/jackson-2/src/main/java/com/baeldung/jackson/entities/Order.java @@ -0,0 +1,68 @@ +package com.baeldung.jackson.entities; + +import java.time.LocalDate; +import java.util.ArrayList; +import java.util.List; + +public class Order { + private String orderNo; + private LocalDate date; + private String customerName; + private List orderLines; + + public Order() { + + } + + public Order(String orderNo, LocalDate date, String customerName, List orderLines) { + super(); + this.orderNo = orderNo; + this.date = date; + this.customerName = customerName; + this.orderLines = orderLines; + } + + public String getOrderNo() { + return orderNo; + } + + public void setOrderNo(String orderNo) { + this.orderNo = orderNo; + } + + public LocalDate getDate() { + return date; + } + + public void setDate(LocalDate date) { + this.date = date; + } + + public String getCustomerName() { + return customerName; + } + + public void setCustomerName(String customerName) { + this.customerName = customerName; + } + + public List getOrderLines() { + if (orderLines == null) { + orderLines = new ArrayList<>(); + } + return orderLines; + } + + public void setOrderLines(List orderLines) { + if (orderLines == null) { + orderLines = new ArrayList<>(); + } + this.orderLines = orderLines; + } + + @Override + public String toString() { + return "Order [orderNo=" + orderNo + ", date=" + date + ", customerName=" + customerName + ", orderLines=" + orderLines + "]"; + } + +} diff --git a/jackson-2/src/main/java/com/baeldung/jackson/entities/OrderLine.java b/jackson-2/src/main/java/com/baeldung/jackson/entities/OrderLine.java new file mode 100644 index 0000000000..858d094dd1 --- /dev/null +++ b/jackson-2/src/main/java/com/baeldung/jackson/entities/OrderLine.java @@ -0,0 +1,49 @@ +package com.baeldung.jackson.entities; + +import java.math.BigDecimal; + +public class OrderLine { + private String item; + private int quantity; + private BigDecimal unitPrice; + + public OrderLine() { + + } + + public OrderLine(String item, int quantity, BigDecimal unitPrice) { + super(); + this.item = item; + this.quantity = quantity; + this.unitPrice = unitPrice; + } + + public String getItem() { + return item; + } + + public void setItem(String item) { + this.item = item; + } + + public int getQuantity() { + return quantity; + } + + public void setQuantity(int quantity) { + this.quantity = quantity; + } + + public BigDecimal getUnitPrice() { + return unitPrice; + } + + public void setUnitPrice(BigDecimal unitPrice) { + this.unitPrice = unitPrice; + } + + @Override + public String toString() { + return "OrderLine [item=" + item + ", quantity=" + quantity + ", unitPrice=" + unitPrice + "]"; + } +} diff --git a/jackson-2/src/main/resources/orderInput.yaml b/jackson-2/src/main/resources/orderInput.yaml new file mode 100644 index 0000000000..0aaa6186a2 --- /dev/null +++ b/jackson-2/src/main/resources/orderInput.yaml @@ -0,0 +1,11 @@ +orderNo: A001 +date: 2019-04-17 +customerName: Customer, Joe +orderLines: + - item: No. 9 Sprockets + quantity: 12 + unitPrice: 1.23 + - item: Widget (10mm) + quantity: 4 + unitPrice: 3.45 + \ No newline at end of file diff --git a/jackson-2/src/test/java/com/baeldung/jackson/yaml/YamlUnitTest.java b/jackson-2/src/test/java/com/baeldung/jackson/yaml/YamlUnitTest.java new file mode 100644 index 0000000000..3ed84db60e --- /dev/null +++ b/jackson-2/src/test/java/com/baeldung/jackson/yaml/YamlUnitTest.java @@ -0,0 +1,63 @@ +package com.baeldung.jackson.yaml; + +import static org.junit.Assert.assertEquals; +import static org.junit.Assert.assertTrue; + +import java.io.File; +import java.io.IOException; +import java.math.BigDecimal; +import java.math.RoundingMode; +import java.time.LocalDate; +import java.time.format.DateTimeFormatter; +import java.util.ArrayList; +import java.util.List; + +import org.junit.Before; +import org.junit.Test; + +import com.baeldung.jackson.entities.Order; +import com.baeldung.jackson.entities.OrderLine; +import com.fasterxml.jackson.core.JsonGenerationException; +import com.fasterxml.jackson.core.JsonParseException; +import com.fasterxml.jackson.databind.JsonMappingException; +import com.fasterxml.jackson.databind.ObjectMapper; +import com.fasterxml.jackson.databind.SerializationFeature; +import com.fasterxml.jackson.dataformat.yaml.YAMLFactory; +import com.fasterxml.jackson.dataformat.yaml.YAMLGenerator.Feature; + +public class YamlUnitTest { + private ObjectMapper mapper; + + @Before + public void setup() { + mapper = new ObjectMapper(new YAMLFactory().disable(Feature.WRITE_DOC_START_MARKER)); + mapper.findAndRegisterModules(); + mapper.disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS); + } + + @Test + public void givenYamlInput_ObjectCreated() throws JsonParseException, JsonMappingException, IOException { + Order order = mapper.readValue(new File("src/main/resources/orderInput.yaml"), Order.class); + assertEquals("A001", order.getOrderNo()); + assertEquals(LocalDate.parse("2019-04-17", DateTimeFormatter.ISO_DATE), order.getDate()); + assertEquals("Customer, Joe", order.getCustomerName()); + assertEquals(2, order.getOrderLines() + .size()); + } + + @Test + public void givenYamlObject_FileWritten() throws JsonGenerationException, JsonMappingException, IOException { + List lines = new ArrayList<>(); + lines.add(new OrderLine("Copper Wire (200ft)", 1, new BigDecimal(50.67).setScale(2, RoundingMode.HALF_UP))); + lines.add(new OrderLine("Washers (1/4\")", 24, new BigDecimal(.15).setScale(2, RoundingMode.HALF_UP))); + Order order = new Order( + "B-9910", + LocalDate.parse("2019-04-18", DateTimeFormatter.ISO_DATE), + "Customer, Jane", + lines); + mapper.writeValue(new File("src/main/resources/orderOutput.yaml"), order); + + File outputYaml = new File("src/main/resources/orderOutput.yaml"); + assertTrue(outputYaml.exists()); + } +}