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Diffstat (limited to 'src/lombok/eclipse/EclipseNode.java')
| -rw-r--r-- | src/lombok/eclipse/EclipseNode.java | 175 |
1 files changed, 175 insertions, 0 deletions
diff --git a/src/lombok/eclipse/EclipseNode.java b/src/lombok/eclipse/EclipseNode.java new file mode 100644 index 00000000..668e6a6e --- /dev/null +++ b/src/lombok/eclipse/EclipseNode.java @@ -0,0 +1,175 @@ +/* + * 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.eclipse; + +import java.util.List; + +import lombok.core.AST.Kind; + +import org.eclipse.jdt.internal.compiler.ast.ASTNode; +import org.eclipse.jdt.internal.compiler.ast.AbstractMethodDeclaration; +import org.eclipse.jdt.internal.compiler.ast.Annotation; +import org.eclipse.jdt.internal.compiler.ast.Argument; +import org.eclipse.jdt.internal.compiler.ast.Clinit; +import org.eclipse.jdt.internal.compiler.ast.CompilationUnitDeclaration; +import org.eclipse.jdt.internal.compiler.ast.FieldDeclaration; +import org.eclipse.jdt.internal.compiler.ast.Initializer; +import org.eclipse.jdt.internal.compiler.ast.LocalDeclaration; +import org.eclipse.jdt.internal.compiler.ast.Statement; +import org.eclipse.jdt.internal.compiler.ast.TypeDeclaration; + +/** + * Eclipse specific version of the LombokNode class. + */ +public class EclipseNode extends lombok.core.LombokNode<EclipseAST, EclipseNode, ASTNode> { + /** {@inheritDoc} */ + EclipseNode(EclipseAST ast, ASTNode node, List<EclipseNode> children, Kind kind) { + super(ast, node, children, kind); + } + + /** + * Visits this node and all child nodes depth-first, calling the provided visitor's visit methods. + */ + public void traverse(EclipseASTVisitor visitor) { + switch (getKind()) { + case COMPILATION_UNIT: + visitor.visitCompilationUnit(this, (CompilationUnitDeclaration)get()); + ast.traverseChildren(visitor, this); + visitor.endVisitCompilationUnit(this, (CompilationUnitDeclaration)get()); + break; + case TYPE: + visitor.visitType(this, (TypeDeclaration)get()); + ast.traverseChildren(visitor, this); + visitor.endVisitType(this, (TypeDeclaration)get()); + break; + case FIELD: + visitor.visitField(this, (FieldDeclaration)get()); + ast.traverseChildren(visitor, this); + visitor.endVisitField(this, (FieldDeclaration)get()); + break; + case INITIALIZER: + visitor.visitInitializer(this, (Initializer)get()); + ast.traverseChildren(visitor, this); + visitor.endVisitInitializer(this, (Initializer)get()); + break; + case METHOD: + if (get() instanceof Clinit) return; + visitor.visitMethod(this, (AbstractMethodDeclaration)get()); + ast.traverseChildren(visitor, this); + visitor.endVisitMethod(this, (AbstractMethodDeclaration)get()); + break; + case ARGUMENT: + AbstractMethodDeclaration method = (AbstractMethodDeclaration)up().get(); + visitor.visitMethodArgument(this, (Argument)get(), method); + ast.traverseChildren(visitor, this); + visitor.endVisitMethodArgument(this, (Argument)get(), method); + break; + case LOCAL: + visitor.visitLocal(this, (LocalDeclaration)get()); + ast.traverseChildren(visitor, this); + visitor.endVisitLocal(this, (LocalDeclaration)get()); + break; + case ANNOTATION: + switch (up().getKind()) { + case TYPE: + visitor.visitAnnotationOnType((TypeDeclaration)up().get(), this, (Annotation)get()); + break; + case FIELD: + visitor.visitAnnotationOnField((FieldDeclaration)up().get(), this, (Annotation)get()); + break; + case METHOD: + visitor.visitAnnotationOnMethod((AbstractMethodDeclaration)up().get(), this, (Annotation)get()); + break; + case ARGUMENT: + visitor.visitAnnotationOnMethodArgument( + (Argument)parent.get(), + (AbstractMethodDeclaration)parent.directUp().get(), + this, (Annotation)get()); + break; + case LOCAL: + visitor.visitAnnotationOnLocal((LocalDeclaration)parent.get(), this, (Annotation)get()); + break; + default: + throw new AssertionError("Annotion not expected as child of a " + up().getKind()); + } + break; + case STATEMENT: + visitor.visitStatement(this, (Statement)get()); + ast.traverseChildren(visitor, this); + visitor.endVisitStatement(this, (Statement)get()); + break; + default: + throw new AssertionError("Unexpected kind during node traversal: " + getKind()); + } + } + + /** {@inheritDoc} */ + @Override public String getName() { + final char[] n; + if (node instanceof TypeDeclaration) n = ((TypeDeclaration)node).name; + else if (node instanceof FieldDeclaration) n = ((FieldDeclaration)node).name; + else if (node instanceof AbstractMethodDeclaration) n = ((AbstractMethodDeclaration)node).selector; + else if (node instanceof LocalDeclaration) n = ((LocalDeclaration)node).name; + else n = null; + + return n == null ? null : new String(n); + } + + /** {@inheritDoc} */ + @Override public void addError(String message) { + this.addError(message, this.get().sourceStart, this.get().sourceEnd); + } + + /** Generate a compiler error that shows the wavy underline from-to the stated character positions. */ + public void addError(String message, int sourceStart, int sourceEnd) { + ast.addProblem(ast.new ParseProblem(false, message, sourceStart, sourceEnd)); + } + + /** {@inheritDoc} */ + @Override public void addWarning(String message) { + this.addWarning(message, this.get().sourceStart, this.get().sourceEnd); + } + + /** Generate a compiler warning that shows the wavy underline from-to the stated character positions. */ + public void addWarning(String message, int sourceStart, int sourceEnd) { + ast.addProblem(ast.new ParseProblem(true, message, sourceStart, sourceEnd)); + } + + /** {@inheritDoc} */ + @Override protected boolean calculateIsStructurallySignificant() { + if (node instanceof TypeDeclaration) return true; + if (node instanceof AbstractMethodDeclaration) return true; + if (node instanceof FieldDeclaration) return true; + if (node instanceof LocalDeclaration) return true; + if (node instanceof CompilationUnitDeclaration) return true; + return false; + } + + /** + * Convenient shortcut to the owning EclipseAST object's isCompleteParse method. + * + * @see EclipseAST#isCompleteParse() + */ + public boolean isCompleteParse() { + return ast.isCompleteParse(); + } +} |