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Reproduce支持public field和setter、getter混合

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Redkale
2018-03-29 08:33:55 +08:00
parent 9f14224269
commit 1547e6b714
1 changed files with 34 additions and 14 deletions
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48
src/org/redkale/util/Reproduce.java
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@@ -9,7 +9,6 @@ import static org.redkale.asm.ClassWriter.COMPUTE_FRAMES;
/** /**
* JavaBean类对象的拷贝，相同的字段名会被拷贝 <br> * JavaBean类对象的拷贝，相同的字段名会被拷贝 <br>
* <b>注意</b>: 拷贝类与被拷贝类的字段可见模式必须一致， 要么都是public field, 要么都是getter、setter模式。 <br>
* *
* <p> * <p>
* 详情见: https://redkale.org * 详情见: https://redkale.org
@@ -90,18 +89,31 @@ public interface Reproduce<D, S> extends BiFunction<D, S, D> {
if (Modifier.isFinal(field.getModifiers())) continue; if (Modifier.isFinal(field.getModifiers())) continue;
if (!Modifier.isPublic(field.getModifiers())) continue; if (!Modifier.isPublic(field.getModifiers())) continue;
final String sfname = field.getName(); final String sfname = field.getName();
if (srcColumnPredicate != null && !srcColumnPredicate.test(srcClass, sfname)) continue;
final String dfname = names == null ? sfname : names.getOrDefault(sfname, sfname); final String dfname = names == null ? sfname : names.getOrDefault(sfname, sfname);
java.lang.reflect.Method setter = null;
try { try {
if (!srcColumnPredicate.test(srcClass, sfname)) continue;
if (!field.getType().equals(destClass.getField(dfname).getType())) continue; if (!field.getType().equals(destClass.getField(dfname).getType())) continue;
} catch (Exception e) { } catch (Exception e) {
continue; try {
char[] cs = dfname.toCharArray();
cs[0] = Character.toUpperCase(cs[0]);
String dfname2 = new String(cs);
setter = destClass.getMethod("set" + dfname2, field.getType());
} catch (Exception e2) {
continue;
}
} }
mv.visitVarInsn(ALOAD, 1); mv.visitVarInsn(ALOAD, 1);
mv.visitVarInsn(ALOAD, 2); mv.visitVarInsn(ALOAD, 2);
String td = Type.getDescriptor(field.getType()); String td = Type.getDescriptor(field.getType());
mv.visitFieldInsn(GETFIELD, srcClassName, sfname, td); mv.visitFieldInsn(GETFIELD, srcClassName, sfname, td);
mv.visitFieldInsn(PUTFIELD, destClassName, dfname, td); if (setter == null) {
mv.visitFieldInsn(PUTFIELD, destClassName, dfname, td);
} else {
mv.visitMethodInsn(INVOKEVIRTUAL, destClassName, setter.getName(), Type.getMethodDescriptor(setter), false);
}
} }
for (java.lang.reflect.Method getter : srcClass.getMethods()) { for (java.lang.reflect.Method getter : srcClass.getMethods()) {
@@ -109,7 +121,6 @@ public interface Reproduce<D, S> extends BiFunction<D, S, D> {
if (getter.getParameterTypes().length > 0) continue; if (getter.getParameterTypes().length > 0) continue;
if ("getClass".equals(getter.getName())) continue; if ("getClass".equals(getter.getName())) continue;
if (!getter.getName().startsWith("get") && !getter.getName().startsWith("is")) continue; if (!getter.getName().startsWith("get") && !getter.getName().startsWith("is")) continue;
java.lang.reflect.Method setter;
final boolean is = getter.getName().startsWith("is"); final boolean is = getter.getName().startsWith("is");
String sfname = getter.getName().substring(is ? 2 : 3); String sfname = getter.getName().substring(is ? 2 : 3);
if (sfname.length() < 2 || Character.isLowerCase(sfname.charAt(1))) { if (sfname.length() < 2 || Character.isLowerCase(sfname.charAt(1))) {
@@ -119,21 +130,30 @@ public interface Reproduce<D, S> extends BiFunction<D, S, D> {
} }
if (srcColumnPredicate != null && !srcColumnPredicate.test(srcClass, sfname)) continue; if (srcColumnPredicate != null && !srcColumnPredicate.test(srcClass, sfname)) continue;
String dfname = names == null ? sfname : names.getOrDefault(sfname, sfname); final String dfname = names == null ? sfname : names.getOrDefault(sfname, sfname);
{ java.lang.reflect.Method setter = null;
char[] cs = dfname.toCharArray(); java.lang.reflect.Field srcField = null;
cs[0] = Character.toUpperCase(cs[0]); char[] cs = dfname.toCharArray();
dfname = new String(cs); cs[0] = Character.toUpperCase(cs[0]);
} String dfname2 = new String(cs);
try { try {
setter = destClass.getMethod("set" + dfname, getter.getReturnType()); setter = destClass.getMethod("set" + dfname2, getter.getReturnType());
} catch (Exception e) { } catch (Exception e) {
continue; try {
srcField = destClass.getField(dfname);
if (!getter.getReturnType().equals(srcField.getType())) continue;
} catch (Exception e2) {
continue;
}
} }
mv.visitVarInsn(ALOAD, 1); mv.visitVarInsn(ALOAD, 1);
mv.visitVarInsn(ALOAD, 2); mv.visitVarInsn(ALOAD, 2);
mv.visitMethodInsn(INVOKEVIRTUAL, srcClassName, getter.getName(), Type.getMethodDescriptor(getter), false); mv.visitMethodInsn(INVOKEVIRTUAL, srcClassName, getter.getName(), Type.getMethodDescriptor(getter), false);
mv.visitMethodInsn(INVOKEVIRTUAL, destClassName, setter.getName(), Type.getMethodDescriptor(setter), false); if (srcField == null) {
mv.visitMethodInsn(INVOKEVIRTUAL, destClassName, setter.getName(), Type.getMethodDescriptor(setter), false);
} else {
mv.visitFieldInsn(PUTFIELD, destClassName, dfname, Type.getDescriptor(getter.getReturnType()));
}
} }
mv.visitVarInsn(ALOAD, 1); mv.visitVarInsn(ALOAD, 1);
mv.visitInsn(ARETURN); mv.visitInsn(ARETURN);