diff options
Diffstat (limited to 'src/lombok/javac/handlers/HandleSetter.java')
-rw-r--r-- | src/lombok/javac/handlers/HandleSetter.java | 153 |
1 files changed, 0 insertions, 153 deletions
diff --git a/src/lombok/javac/handlers/HandleSetter.java b/src/lombok/javac/handlers/HandleSetter.java deleted file mode 100644 index 84032e9c..00000000 --- a/src/lombok/javac/handlers/HandleSetter.java +++ /dev/null @@ -1,153 +0,0 @@ -/* - * Copyright © 2009 Reinier Zwitserloot and Roel Spilker. - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ -package lombok.javac.handlers; - -import static lombok.javac.handlers.JavacHandlerUtil.*; -import lombok.AccessLevel; -import lombok.Setter; -import lombok.core.AnnotationValues; -import lombok.core.TransformationsUtil; -import lombok.core.AST.Kind; -import lombok.javac.Javac; -import lombok.javac.JavacAnnotationHandler; -import lombok.javac.JavacNode; - -import org.mangosdk.spi.ProviderFor; - -import com.sun.tools.javac.code.Flags; -import com.sun.tools.javac.tree.TreeMaker; -import com.sun.tools.javac.tree.JCTree.JCAnnotation; -import com.sun.tools.javac.tree.JCTree.JCAssign; -import com.sun.tools.javac.tree.JCTree.JCBlock; -import com.sun.tools.javac.tree.JCTree.JCExpression; -import com.sun.tools.javac.tree.JCTree.JCFieldAccess; -import com.sun.tools.javac.tree.JCTree.JCMethodDecl; -import com.sun.tools.javac.tree.JCTree.JCStatement; -import com.sun.tools.javac.tree.JCTree.JCTypeParameter; -import com.sun.tools.javac.tree.JCTree.JCVariableDecl; -import com.sun.tools.javac.util.List; -import com.sun.tools.javac.util.Name; -import com.sun.tools.javac.util.JCDiagnostic.DiagnosticPosition; - -/** - * Handles the {@code lombok.Setter} annotation for javac. - */ -@ProviderFor(JavacAnnotationHandler.class) -public class HandleSetter implements JavacAnnotationHandler<Setter> { - /** - * Generates a setter on the stated field. - * - * Used by {@link HandleData}. - * - * The difference between this call and the handle method is as follows: - * - * If there is a {@code lombok.Setter} annotation on the field, it is used and the - * same rules apply (e.g. warning if the method already exists, stated access level applies). - * If not, the setter is still generated if it isn't already there, though there will not - * be a warning if its already there. The default access level is used. - * - * @param fieldNode The node representing the field you want a setter for. - * @param pos The node responsible for generating the setter (the {@code @Data} or {@code @Setter} annotation). - */ - public void generateSetterForField(JavacNode fieldNode, DiagnosticPosition pos) { - for (JavacNode child : fieldNode.down()) { - if (child.getKind() == Kind.ANNOTATION) { - if (Javac.annotationTypeMatches(Setter.class, child)) { - //The annotation will make it happen, so we can skip it. - return; - } - } - } - - createSetterForField(AccessLevel.PUBLIC, fieldNode, fieldNode, false); - } - - @Override public boolean handle(AnnotationValues<Setter> annotation, JCAnnotation ast, JavacNode annotationNode) { - JavacNode fieldNode = annotationNode.up(); - AccessLevel level = annotation.getInstance().value(); - if (level == AccessLevel.NONE) return true; - - return createSetterForField(level, fieldNode, annotationNode, true); - } - - private boolean createSetterForField(AccessLevel level, - JavacNode fieldNode, JavacNode errorNode, boolean whineIfExists) { - if (fieldNode.getKind() != Kind.FIELD) { - fieldNode.addError("@Setter is only supported on a field."); - return true; - } - - JCVariableDecl fieldDecl = (JCVariableDecl)fieldNode.get(); - String methodName = toSetterName(fieldDecl); - - switch (methodExists(methodName, fieldNode)) { - case EXISTS_BY_LOMBOK: - return true; - case EXISTS_BY_USER: - if (whineIfExists) errorNode.addWarning( - String.format("Not generating %s(%s %s): A method with that name already exists", - methodName, fieldDecl.vartype, fieldDecl.name)); - return true; - default: - case NOT_EXISTS: - //continue with creating the setter - } - - long access = toJavacModifier(level) | (fieldDecl.mods.flags & Flags.STATIC); - - injectMethod(fieldNode.up(), createSetter(access, fieldNode, fieldNode.getTreeMaker())); - - return true; - } - - private JCMethodDecl createSetter(long access, JavacNode field, TreeMaker treeMaker) { - JCVariableDecl fieldDecl = (JCVariableDecl) field.get(); - - JCFieldAccess thisX = treeMaker.Select(treeMaker.Ident(field.toName("this")), fieldDecl.name); - JCAssign assign = treeMaker.Assign(thisX, treeMaker.Ident(fieldDecl.name)); - - List<JCStatement> statements; - List<JCAnnotation> nonNulls = findAnnotations(field, TransformationsUtil.NON_NULL_PATTERN); - List<JCAnnotation> nullables = findAnnotations(field, TransformationsUtil.NULLABLE_PATTERN); - - if (nonNulls.isEmpty()) { - statements = List.<JCStatement>of(treeMaker.Exec(assign)); - } else { - JCStatement nullCheck = generateNullCheck(treeMaker, field); - if (nullCheck != null) statements = List.<JCStatement>of(nullCheck, treeMaker.Exec(assign)); - else statements = List.<JCStatement>of(treeMaker.Exec(assign)); - } - - JCBlock methodBody = treeMaker.Block(0, statements); - Name methodName = field.toName(toSetterName(fieldDecl)); - JCVariableDecl param = treeMaker.VarDef(treeMaker.Modifiers(Flags.FINAL, nonNulls.appendList(nullables)), fieldDecl.name, fieldDecl.vartype, null); - JCExpression methodType = treeMaker.Type(field.getSymbolTable().voidType); - - List<JCTypeParameter> methodGenericParams = List.nil(); - List<JCVariableDecl> parameters = List.of(param); - List<JCExpression> throwsClauses = List.nil(); - JCExpression annotationMethodDefaultValue = null; - - return treeMaker.MethodDef(treeMaker.Modifiers(access, List.<JCAnnotation>nil()), methodName, methodType, - methodGenericParams, parameters, throwsClauses, methodBody, annotationMethodDefaultValue); - } -} |