builder pattern

liyazhou · liyazhou · commit 0eba95b2edef · 2018-03-23T18:31:17.000+08:00
diff --git a/src/com/anxpp/designpattern/builder/DateBuilder1.java b/src/com/anxpp/designpattern/builder/DateBuilder1.java
@@ -1,17 +1,21 @@
 package com.anxpp.designpattern.builder;
+
 //&#20855;&#20307;&#29983;&#25104;&#22120;
-public class DateBuilder1 implements IDateBuilder{
-	private MyDate myDate;
-	public DateBuilder1(MyDate myDate){
-		this.myDate = myDate;
-	}
-	@Override
-	public IDateBuilder buildDate(int y, int m, int d) {
-		myDate.date = y+"-"+m+"-"+d;
-		return this;
-	}
-	@Override
-	public String date() {
-		return myDate.date;
-	}
+public class DateBuilder1 implements IDateBuilder {
+    private MyDate myDate;
+
+    public DateBuilder1(MyDate myDate) {
+        this.myDate = myDate;
+    }
+
+    @Override
+    public IDateBuilder buildDate(int y, int m, int d) {
+        myDate.date = y + "-" + m + "-" + d;
+        return this;
+    }
+
+    @Override
+    public String date() {
+        return myDate.date;
+    }
 }
diff --git a/src/com/anxpp/designpattern/builder/DateBuilder2.java b/src/com/anxpp/designpattern/builder/DateBuilder2.java
@@ -1,17 +1,21 @@
 package com.anxpp.designpattern.builder;
+
 //&#20855;&#20307;&#29983;&#25104;&#22120;
-public class DateBuilder2 implements IDateBuilder{
-	private MyDate myDate;
-	public DateBuilder2(MyDate myDate){
-		this.myDate = myDate;
-	}
-	@Override
-	public IDateBuilder buildDate(int y, int m, int d) {
-		myDate.date = y+" "+m+" "+d;
-		return this;
-	}
-	@Override
-	public String date() {
-		return myDate.date;
-	}
+public class DateBuilder2 implements IDateBuilder {
+    private MyDate myDate;
+
+    public DateBuilder2(MyDate myDate) {
+        this.myDate = myDate;
+    }
+
+    @Override
+    public IDateBuilder buildDate(int y, int m, int d) {
+        myDate.date = y + " " + m + " " + d;
+        return this;
+    }
+
+    @Override
+    public String date() {
+        return myDate.date;
+    }
 }
diff --git a/src/com/anxpp/designpattern/builder/Derector.java b/src/com/anxpp/designpattern/builder/Derector.java
@@ -1,12 +1,15 @@
 package com.anxpp.designpattern.builder;
+
 //&#25351;&#25381;&#32773;
 public class Derector {
-	private IDateBuilder builder;
-	public Derector(IDateBuilder builder){
-		this.builder = builder;
-	}
-	public String getDate(int y,int m,int d){
-		builder.buildDate(y, m, d);
-		return builder.date();
-	}
+    private IDateBuilder builder;
+
+    public Derector(IDateBuilder builder) {
+        this.builder = builder;
+    }
+
+    public String getDate(int y, int m, int d) {
+        builder.buildDate(y, m, d);
+        return builder.date();
+    }
 }
diff --git a/src/com/anxpp/designpattern/builder/IDateBuilder.java b/src/com/anxpp/designpattern/builder/IDateBuilder.java
@@ -1,6 +1,8 @@
 package com.anxpp.designpattern.builder;
+
 //&#25277;&#35937;&#29983;&#25104;&#22120;
 public interface IDateBuilder {
-	IDateBuilder buildDate(int y,int m,int d);
-	String date();
+    IDateBuilder buildDate(int y, int m, int d);
+
+    String date();
 }
diff --git a/src/com/anxpp/designpattern/builder/MyDate.java b/src/com/anxpp/designpattern/builder/MyDate.java
@@ -1,5 +1,6 @@
 package com.anxpp.designpattern.builder;
+
 //&#20135;&#21697;
 public class MyDate {
-	String date;
+    String date;
 }
diff --git a/src/com/anxpp/designpattern/builder/TestUse.java b/src/com/anxpp/designpattern/builder/TestUse.java
@@ -1,11 +1,12 @@
 package com.anxpp.designpattern.builder;
+
 public class TestUse {
-	public static void main(String args[]){
-		MyDate date = new MyDate();
-		IDateBuilder builder;
-		builder = new DateBuilder1(date).buildDate(2066, 3, 5);
-		System.out.println(builder.date());
-		builder = new DateBuilder2(date).buildDate(2066, 3, 5);
-		System.out.println(builder.date());
-	}
+    public static void main(String args[]) {
+        MyDate date = new MyDate();
+        IDateBuilder builder;
+        builder = new DateBuilder1(date).buildDate(2066, 3, 5);
+        System.out.println(builder.date());
+        builder = new DateBuilder2(date).buildDate(2066, 3, 5);
+        System.out.println(builder.date());
+    }
 }

Original file line number	Diff line number	Diff line change
`@@ -1,5 +1,6 @@`
`1`	`1`	`package com.anxpp.designpattern.builder;`
	`2`	`+`
`2`	`3`	`//产品`
`3`	`4`	`public class MyDate {`
`4`		`- String date;`
	`5`	`+ String date;`
`5`	`6`	`}`