0

добавлены методы поиска Getter и Setter для полей

This commit is contained in:
2020-04-17 18:16:32 +03:00
parent 094318904c
commit a16fed9785
4 changed files with 62 additions and 0 deletions

View File

@@ -28,6 +28,10 @@ public class ReflectionField {
return field.getName(); return field.getName();
} }
public Class<?> type() {
return field.getType();
}
public ReflectionObject get() { public ReflectionObject get() {
try { try {
if (!field.isAccessible()) { if (!field.isAccessible()) {
@@ -44,6 +48,21 @@ public class ReflectionField {
return get().getOriginalObject(clazz); return get().getOriginalObject(clazz);
} }
public ReflectionMethod getter() {
final String methodName = "get" + formatNameForMethod();
ReflectionMethod method = new ReflectionObject(object).method(methodName);
if (method.returnType().equals(type())) {
return method;
} else {
return null;
}
}
public ReflectionMethod setter() {
final String methodName = "set" + formatNameForMethod();
return new ReflectionObject(object).method(methodName, type());
}
public boolean isStatic() { public boolean isStatic() {
return Modifier.isStatic(field.getModifiers()); return Modifier.isStatic(field.getModifiers());
} }
@@ -56,4 +75,8 @@ public class ReflectionField {
", isStatic=" + isStatic() + ", isStatic=" + isStatic() +
'}'; '}';
} }
private String formatNameForMethod() {
return name().substring(0, 1).toUpperCase() + name().substring(1);
}
} }

View File

@@ -29,6 +29,10 @@ public class ReflectionMethod {
return method.getName(); return method.getName();
} }
public Class<?> returnType() {
return method.getReturnType();
}
public boolean isStatic() { public boolean isStatic() {
return Modifier.isStatic(method.getModifiers()); return Modifier.isStatic(method.getModifiers());
} }

View File

@@ -30,6 +30,7 @@ public class ReflectionObjectTest {
new ReflectionObject(strObj).getOriginalObject(Integer.class); new ReflectionObject(strObj).getOriginalObject(Integer.class);
} }
//region Field tests
@Test @Test
public void fieldsList() { public void fieldsList() {
final List<String> expectedList = Arrays.asList("finalizedField", "simpleField"); final List<String> expectedList = Arrays.asList("finalizedField", "simpleField");
@@ -64,6 +65,30 @@ public class ReflectionObjectTest {
refObj.field("field_not_exists"); refObj.field("field_not_exists");
} }
@Test
public void field_getter() {
ReflectionObject refObj = new ReflectionObject(new SomeObject());
ReflectionField refField = refObj.field("someIntField");
assertNotNull(refField);
ReflectionMethod refGetter = refField.getter();
assertNotNull(refGetter);
}
@Test
public void field_setter() {
ReflectionObject refObj = new ReflectionObject(new SomeObject());
ReflectionField refField = refObj.field("someIntField");
assertNotNull(refField);
ReflectionMethod refSetter = refField.setter();
assertNotNull(refSetter);
}
//endregion
//region Method tests
@Test @Test
public void methodsList() { public void methodsList() {
final List<String> expectedList = Arrays.asList("getSimpleField", "setSimpleField"); final List<String> expectedList = Arrays.asList("getSimpleField", "setSimpleField");
@@ -105,4 +130,5 @@ public class ReflectionObjectTest {
ReflectionObject refObj = new ReflectionObject(new SomeObject()); ReflectionObject refObj = new ReflectionObject(new SomeObject());
refObj.method("not_exists_method"); refObj.method("not_exists_method");
} }
//endregion
} }

View File

@@ -5,6 +5,7 @@ class SomeObject {
private static final int MAGIC_NUMBER = 33; private static final int MAGIC_NUMBER = 33;
private final String finalizedField = "value123"; private final String finalizedField = "value123";
private String simpleField = "defaultValue"; private String simpleField = "defaultValue";
private int someIntField;
public String getSimpleField() { public String getSimpleField() {
return simpleField; return simpleField;
@@ -18,6 +19,14 @@ class SomeObject {
simpleField = "123value"; simpleField = "123value";
} }
public int getSomeIntField() {
return someIntField;
}
public void setSomeIntField(int someIntField) {
this.someIntField = someIntField;
}
public static int getMagicNumber() { public static int getMagicNumber() {
return MAGIC_NUMBER; return MAGIC_NUMBER;
} }