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author | Reinier Zwitserloot <reinier@tipit.to> | 2009-10-11 23:58:58 +0200 |
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committer | Reinier Zwitserloot <reinier@tipit.to> | 2009-10-11 23:58:58 +0200 |
commit | aa61766dab4ff9f30937be9e63a2edb784f2637c (patch) | |
tree | b53454d9a4c122a75670faf1a13e10c98b570796 /original_panno/com/hanhuy/panno/processing/ASTTreeToSource.java | |
parent | 310862d94e3a4705faf0d2b6ed9cdb40247b39ca (diff) | |
download | lombok-aa61766dab4ff9f30937be9e63a2edb784f2637c.tar.gz lombok-aa61766dab4ff9f30937be9e63a2edb784f2637c.tar.bz2 lombok-aa61766dab4ff9f30937be9e63a2edb784f2637c.zip |
original_panno was mostly there as a tribute to pfn - but he's already thanked on the webpage, and we no longer need this for reference material. Deleting it.
Diffstat (limited to 'original_panno/com/hanhuy/panno/processing/ASTTreeToSource.java')
-rw-r--r-- | original_panno/com/hanhuy/panno/processing/ASTTreeToSource.java | 320 |
1 files changed, 0 insertions, 320 deletions
diff --git a/original_panno/com/hanhuy/panno/processing/ASTTreeToSource.java b/original_panno/com/hanhuy/panno/processing/ASTTreeToSource.java deleted file mode 100644 index 2e7dc641..00000000 --- a/original_panno/com/hanhuy/panno/processing/ASTTreeToSource.java +++ /dev/null @@ -1,320 +0,0 @@ -/* - * Copyright 2007 Perry Nguyen <pfnguyen@hanhuy.com> Licensed under the Apache - * License, Version 2.0 (the "License"); you may not use this file except in - * compliance with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT - * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the - * License for the specific language governing permissions and limitations under - * the License. - */ -package com.hanhuy.panno.processing; - -import java.util.Map; -import java.util.Stack; - -import javax.annotation.processing.Messager; -import javax.lang.model.element.Modifier; -import javax.tools.Diagnostic; - -import com.hanhuy.panno.Property; -import com.sun.source.tree.AnnotationTree; -import com.sun.source.tree.BlockTree; -import com.sun.source.tree.ClassTree; -import com.sun.source.tree.CompilationUnitTree; -import com.sun.source.tree.IdentifierTree; -import com.sun.source.tree.ImportTree; -import com.sun.source.tree.MethodTree; -import com.sun.source.tree.StatementTree; -import com.sun.source.tree.VariableTree; -import com.sun.source.util.TreeScanner; - -/** - * Old attempt to get the annotation working, have a better approach now. - */ -@Deprecated -class ASTTreeToSource extends TreeScanner<Void, StringBuilder> { - public final static String PROPERTY_ANNOTATION_FULL = "com.hanhuy.panno.Property"; - public final static String PROPERTY_ANNOTATION = "Property"; - - private final Stack<String> currentClassNameStack = new Stack<String>(); - private final Messager messager; - private final Map<String, Property> fieldMap; - private String currentClassName; - private String currentField; - private String currentType; - - ASTTreeToSource(Map<String, Property> fieldMap, Messager messager) { - this.fieldMap = fieldMap; - this.messager = messager; - } - - /** - * Handle initializer blocks, both static and non. - */ - @Override - public Void visitBlock(BlockTree node, StringBuilder p) { - p.append("\n"); - if ( node.isStatic() ) p.append("static "); - p.append("{\n"); - for ( StatementTree st : node.getStatements() ) { - p.append(st); - p.append(";"); - } - p.append("\n}\n"); - return null; - } - - /** - * Detect our annotation and add accessors if necessary. - */ - @Override - public Void visitAnnotation(AnnotationTree node, StringBuilder p) { - String anno = ((IdentifierTree)node.getAnnotationType()).getName().toString(); - if ( anno != null && PROPERTY_ANNOTATION.equals(anno.trim()) ) { - Property pAnno = fieldMap.get(currentClassName + "." + currentField); - - String propName = currentField; - if ( !"".equals(pAnno.name()) ) propName = pAnno.name(); - propName = PropertyProcessor.ucfirst(propName); - - if ( pAnno.writeOnly() && pAnno.readOnly() ) { - messager.printMessage(Diagnostic.Kind.ERROR, "@Property's writeOnly and readOnly may not both be true"); - } - - if ( !"boolean".equals(currentType) && pAnno.useGet() ) { - messager.printMessage(Diagnostic.Kind.WARNING, "@Property's useGet is only for booleans"); - } - - if ( !pAnno.writeOnly() ) { - // generate a getter - p.append("\n"); - p.append("public "); - p.append(currentType); - if ( !"boolean".equals(currentType) || pAnno.useGet() ) p.append(" get"); - else p.append(" is"); - p.append(propName); - p.append("() { return "); - p.append(currentField); - p.append("; }"); - } - if ( !pAnno.readOnly() ) { - // generate a setter - p.append("\n"); - p.append("public void set"); - p.append(propName); - p.append("("); - p.append(currentType); - p.append(" "); - p.append(currentField); - p.append(") { this."); - p.append(currentField); - p.append(" = "); - p.append(currentField); - p.append("; }"); - } - } - return null; - } - - /** - * Gather file information. Then continue to visit classes. - */ - @Override - public Void visitCompilationUnit(CompilationUnitTree node, StringBuilder p) { - new Exception("Visit CUT: " + node.getSourceFile()).printStackTrace(); - p.append("// Generated from: "); - p.append(node.getSourceFile()); - p.append("\n\npackage "); - p.append(node.getPackageName()); - p.append(";\n\n"); - - for ( ImportTree it : node.getImports() ) { - if ( PROPERTY_ANNOTATION_FULL.equals(it.getQualifiedIdentifier().toString().trim()) ) { - continue; - } - p.append("import "); - if ( it.isStatic() ) p.append("static "); - p.append(it.getQualifiedIdentifier()); - p.append(";\n"); - } - super.visitCompilationUnit(node, p); - return null; - } - - private void pushClass(String className) { - currentClassName = className; - currentClassNameStack.push(currentClassName); - } - - private void popClass() { - currentClassNameStack.pop(); - if ( currentClassNameStack.size() > 0 ) currentClassName = currentClassNameStack.peek(); - } - - /** - * Reproduce class declarations, and go on to handle methods, blocks and - * variables. - */ - @Override - public Void visitClass(ClassTree node, StringBuilder p) { - pushClass(node.getSimpleName().toString()); - - // Check to see if this is an enum - // I have no idea what will happen if we encounter an AST - // implementation that is not Sun's (or if this has changed in java7) - if ( node instanceof com.sun.tools.javac.tree.JCTree.JCClassDecl ) { - com.sun.tools.javac.tree.JCTree.JCClassDecl jcd = (com.sun.tools.javac.tree.JCTree.JCClassDecl)node; - if ( (jcd.mods.flags & 16384L) != 0L ) { - p.append(node.getModifiers()); - p.append(" enum "); - p.append(currentClassName); - appendEnumBody(jcd.defs, p); - - popClass(); - - return null; - } - } - - p.append("\n"); - p.append(node.getModifiers()); - p.append(" class "); - p.append(currentClassName); - if ( node.getTypeParameters().size() > 0 ) { - p.append("<"); - p.append(node.getTypeParameters()); - p.append(">"); - } - if ( node.getExtendsClause() != null ) { - p.append("\nextends "); - p.append(node.getExtendsClause()); - } - if ( node.getImplementsClause().size() > 0 ) { - p.append("\nimplements "); - p.append(node.getImplementsClause()); - } - - p.append("\n{"); - super.visitClass(node, p); - p.append("\n}\n"); - - popClass(); - - return null; - } - - /** - * Enums appear to be a special case. We must reconstitute its source in a - * different manner from the rest. Need to remove any 'super()' statements - * and print the lines appropriately. - */ - public void appendEnumBody(com.sun.tools.javac.util.List<com.sun.tools.javac.tree.JCTree> list, StringBuilder p) { - p.append("{\n"); - boolean flag = true; - - for ( com.sun.tools.javac.util.List<com.sun.tools.javac.tree.JCTree> list1 = list; list1.nonEmpty(); list1 = list1.tail ) { - - if ( !isEnumerator(list1.head) ) continue; - - if ( !flag ) p.append(",\n"); - - p.append(list1.head); - flag = false; - } - - p.append(";\n"); - for ( com.sun.tools.javac.util.List<com.sun.tools.javac.tree.JCTree> list2 = list; list2.nonEmpty(); list2 = list2.tail ) { - if ( !isEnumerator(list2.head) ) { - if ( list2.head instanceof MethodTree ) visitMethod((MethodTree)list2.head, p); - else p.append(list2.head); - p.append("\n"); - } - } - - p.append("}"); - } - - private boolean isEnumerator(com.sun.tools.javac.tree.JCTree jctree) { - return jctree.tag == 5 && (((com.sun.tools.javac.tree.JCTree.JCVariableDecl)jctree).mods.flags & 16384L) != 0L; - } - - /** - * Reconstitute methods. We could just do node.toString() here, but - * constructors need to be renamed from <init> to the class name, so - * handle all methods. - */ - @Override - public Void visitMethod(MethodTree node, StringBuilder p) { - p.append("\n"); - p.append(node.getModifiers()); - p.append(" "); - if ( node.getReturnType() != null ) p.append(node.getReturnType()); - if ( node.getTypeParameters().size() > 0 ) { - p.append(" <"); - p.append(node.getTypeParameters()); - p.append(">"); - } - p.append(" "); - if ( node.getName() != null && "<init>".equals(node.getName().toString().trim()) ) p.append(currentClassName); - else p.append(node.getName()); - - p.append("("); - p.append(node.getParameters()); - p.append(")"); - if ( node.getThrows().size() > 0 ) { - p.append("\nthrows "); - p.append(node.getThrows()); - } - - p.append(" {\n"); - // this needs to be done for enums, otherwise we'll get a compile error - // if we didn't need this case, we'd just do p.append(node.getBody()) - for ( StatementTree st : node.getBody().getStatements() ) { - if ( "super()".equals(st.toString().trim()) ) continue; - p.append(st); - if ( p.charAt(p.length() - 1) != ';' ) p.append(";\n"); - } - p.append("\n}\n"); - return null; - } - - /** - * Reconstitute class fields. While doing so, search for our annotation to - * perform processing. - */ - @Override - public Void visitVariable(VariableTree node, StringBuilder p) { - currentField = node.getName().toString(); - currentType = node.getType().toString(); - p.append("\n"); - - for ( AnnotationTree a : node.getModifiers().getAnnotations() ) { - String anno = ((IdentifierTree)a.getAnnotationType()).getName().toString(); - if ( !PROPERTY_ANNOTATION.equals(anno) ) { - p.append(a); - p.append("\n"); - } - } - - for ( Modifier m : node.getModifiers().getFlags() ) { - p.append(m.toString()); - p.append(" "); - } - p.append(" "); - p.append(currentType); - p.append(" "); - p.append(currentField); - - if ( node.getInitializer() != null ) { - p.append(" = "); - p.append(node.getInitializer()); - } - p.append(";"); - super.visitVariable(node, p); - return null; - } -} |