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@Getter now TOTALLY WORKS in eclipse! W00t!

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Also made the handling of lombokisms in eclipse a little more frameworky, though there's still plenty to be done.
This commit is contained in:
Reinier Zwitserloot committed 2009-06-08 23:31:50 +02:00
1 parent 9314db916d
commit 525211b872
4 files changed
+61 -40
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src/lombok/agent/eclipse/HandleGetter_ecj.java
+57
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@@ -0,0 +1,57 @@
package lombok.agent.eclipse;
import java.lang.reflect.Modifier;
import lombok.transformations.TransformationsUtil;
import org.eclipse.jdt.internal.compiler.ast.AbstractMethodDeclaration;
import org.eclipse.jdt.internal.compiler.ast.Expression;
import org.eclipse.jdt.internal.compiler.ast.FieldDeclaration;
import org.eclipse.jdt.internal.compiler.ast.MethodDeclaration;
import org.eclipse.jdt.internal.compiler.ast.ReturnStatement;
import org.eclipse.jdt.internal.compiler.ast.SingleNameReference;
import org.eclipse.jdt.internal.compiler.ast.Statement;
import org.eclipse.jdt.internal.compiler.ast.TypeDeclaration;
import org.eclipse.jdt.internal.compiler.ast.TypeReference;
import org.eclipse.jdt.internal.compiler.lookup.MethodScope;
public class HandleGetter_ecj {
public void apply(TypeDeclaration type, FieldDeclaration field) {
TypeReference fieldType = field.type;
String getterName = TransformationsUtil.toGetterName(new String(field.name), nameEquals(fieldType.getTypeName(), "boolean"));
for ( AbstractMethodDeclaration method : type.methods ) {
if ( method.selector != null && new String(method.selector).equals(getterName) ) return;
}
MethodDeclaration method = new MethodDeclaration(type.compilationResult);
method.modifiers = Modifier.PUBLIC;
method.returnType = field.type;
method.annotations = null;
method.arguments = null;
method.selector = getterName.toCharArray();
method.binding = null;
method.thrownExceptions = null;
method.typeParameters = null;
method.scope = new MethodScope(type.scope, method, false);
Expression fieldExpression = new SingleNameReference(field.name, (field.declarationSourceStart << 32) | field.declarationSourceEnd);
Statement returnStatement = new ReturnStatement(fieldExpression, field.sourceStart, field.sourceEnd);
method.statements = new Statement[] { returnStatement };
AbstractMethodDeclaration[] newArray = new AbstractMethodDeclaration[type.methods.length + 1];
System.arraycopy(type.methods, 0, newArray, 0, type.methods.length);
newArray[type.methods.length] = method;
type.methods = newArray;
}
private boolean nameEquals(char[][] typeName, String string) {
StringBuilder sb = new StringBuilder();
boolean first = true;
for ( char[] elem : typeName ) {
if ( first ) first = false;
else sb.append('.');
sb.append(elem);
}
return string.contentEquals(sb);
}
}
src/lombok/agent/eclipse/TransformCompilationUnitDeclaration.java
+3 -36
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@@ -1,19 +1,9 @@
package lombok.agent.eclipse;
import java.lang.reflect.Modifier;
import org.eclipse.jdt.internal.compiler.ast.AbstractMethodDeclaration;
import org.eclipse.jdt.internal.compiler.ast.Annotation;
import org.eclipse.jdt.internal.compiler.ast.CompilationUnitDeclaration;
import org.eclipse.jdt.internal.compiler.ast.Expression;
import org.eclipse.jdt.internal.compiler.ast.FieldDeclaration;
import org.eclipse.jdt.internal.compiler.ast.MethodDeclaration;
import org.eclipse.jdt.internal.compiler.ast.ReturnStatement;
import org.eclipse.jdt.internal.compiler.ast.SingleNameReference;
import org.eclipse.jdt.internal.compiler.ast.Statement;
import org.eclipse.jdt.internal.compiler.ast.TypeDeclaration;
import org.eclipse.jdt.internal.compiler.ast.TypeReference;
import org.eclipse.jdt.internal.compiler.lookup.MethodScope;
public class TransformCompilationUnitDeclaration {
/** This is a 'magic' method signature - it is this one that will be called. Don't rename anything! */
@@ -22,34 +12,11 @@ public class TransformCompilationUnitDeclaration {
if ( ast.types != null ) for ( TypeDeclaration type : ast.types ) {
if ( type.fields != null ) for ( FieldDeclaration field : type.fields ) {
if ( field.annotations != null ) for ( Annotation annotation : field.annotations ) {
if ( annotation.type.toString().equals("Getter") ) addGetter(type);
if ( annotation.type.toString().equals("Getter") ) {
new HandleGetter_ecj().apply(type, field);
}
}
}
}
}
private static void addGetter(TypeDeclaration type) {
for ( AbstractMethodDeclaration method : type.methods ) {
if ( method.selector != null && new String(method.selector).equals("getFoo") ) return;
}
MethodDeclaration method = new MethodDeclaration(type.compilationResult);
method.modifiers = Modifier.PUBLIC;
method.returnType = TypeReference.baseTypeReference(TypeReference.T_int, 0);
method.annotations = null;
method.arguments = null;
method.selector = "getFoo".toCharArray();
method.binding = null;
method.thrownExceptions = null;
method.typeParameters = null;
method.scope = new MethodScope(type.scope, method, false);
Expression fieldExpression = new SingleNameReference("foo".toCharArray(), 10);
Statement returnStatement = new ReturnStatement(fieldExpression, 1, 2);
method.statements = new Statement[] { returnStatement };
AbstractMethodDeclaration[] newArray = new AbstractMethodDeclaration[type.methods.length + 1];
System.arraycopy(type.methods, 0, newArray, 0, type.methods.length);
newArray[type.methods.length] = method;
type.methods = newArray;
System.out.println("Generated getFoo method");
}
}
src/lombok/apt/HandleGetter_javac.java
-2
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@@ -54,8 +54,6 @@ class HandleGetter_javac extends HandlerForCompiler<Getter> {
MethodTree getterMethod = createGetter(element, treeMaker, nameTable);
javacClassTree.defs = javacClassTree.defs.append((JCTree)getterMethod);
messager.printMessage(Diagnostic.Kind.WARNING, "Generated a getter for this field", element);
}
private MethodTree createGetter(Element field, TreeMaker treeMaker, Name.Table nameTable) {
src/lombok/apt/PKG.java
+1 -2
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@@ -52,8 +52,7 @@ class PKG {
static String toGetterName(Element field) {
CharSequence fieldName = field.getSimpleName();
boolean isBoolean = (field.asType().getKind() == TypeKind.BOOLEAN ||
"java.lang.Boolean".equals(field.asType().toString()));
boolean isBoolean = field.asType().getKind() == TypeKind.BOOLEAN;
return TransformationsUtil.toGetterName(fieldName, isBoolean);
}