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Add Properties.storeToXML implementation
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114 changes: 114 additions & 0 deletions
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.../src/org/sandbox/jdt/internal/corext/fix/helper/PropertiesStoreToXMLExplicitEncoding.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,114 @@ | ||
| /******************************************************************************* | ||
| * Copyright (c) 2021 Carsten Hammer. | ||
| * | ||
| * This program and the accompanying materials | ||
| * are made available under the terms of the Eclipse Public License 2.0 | ||
| * which accompanies this distribution, and is available at | ||
| * https://www.eclipse.org/legal/epl-2.0/ | ||
| * | ||
| * SPDX-License-Identifier: EPL-2.0 | ||
| * | ||
| * Contributors: | ||
| * Carsten Hammer | ||
| *******************************************************************************/ | ||
| package org.sandbox.jdt.internal.corext.fix.helper; | ||
|
|
||
| import static org.sandbox.jdt.internal.common.LibStandardNames.METHOD_STORE_TO_XML; | ||
|
|
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| import java.util.List; | ||
| import java.util.Properties; | ||
| import java.util.Set; | ||
|
|
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| import org.eclipse.jdt.core.dom.AST; | ||
| import org.eclipse.jdt.core.dom.ASTNode; | ||
| import org.eclipse.jdt.core.dom.CompilationUnit; | ||
| import org.eclipse.jdt.core.dom.MethodInvocation; | ||
| import org.eclipse.jdt.core.dom.StringLiteral; | ||
| import org.eclipse.jdt.core.dom.rewrite.ASTRewrite; | ||
| import org.eclipse.jdt.core.dom.rewrite.ListRewrite; | ||
| import org.eclipse.jdt.internal.corext.fix.CompilationUnitRewriteOperationsFixCore.CompilationUnitRewriteOperation; | ||
| import org.eclipse.jdt.internal.corext.refactoring.structure.CompilationUnitRewrite; | ||
| import org.eclipse.jdt.internal.corext.util.JavaModelUtil; | ||
| import org.eclipse.text.edits.TextEditGroup; | ||
| import org.sandbox.jdt.internal.common.HelperVisitor; | ||
| import org.sandbox.jdt.internal.common.ReferenceHolder; | ||
| import org.sandbox.jdt.internal.corext.fix.UseExplicitEncodingFixCore; | ||
| /** | ||
| * Find: Properties.storeToXML(java.io.OutputStream,String,"UTF-8") | ||
| * | ||
| * Rewrite: Properties.storeToXML(java.io.OutputStream,StandardCharsets.UTF_8) | ||
| * | ||
| */ | ||
| public class PropertiesStoreToXMLExplicitEncoding extends AbstractExplicitEncoding<MethodInvocation> { | ||
|
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| @Override | ||
| public void find(UseExplicitEncodingFixCore fixcore, CompilationUnit compilationUnit, Set<CompilationUnitRewriteOperation> operations, Set<ASTNode> nodesprocessed,ChangeBehavior cb) { | ||
| ReferenceHolder<ASTNode, Object> datah= new ReferenceHolder<>(); | ||
| HelperVisitor.callMethodInvocationVisitor(Properties.class, METHOD_STORE_TO_XML, compilationUnit, datah, nodesprocessed, (visited, holder) -> processFoundNode(fixcore, operations, nodesprocessed, cb, visited, holder)); | ||
| } | ||
|
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| private static boolean processFoundNode(UseExplicitEncodingFixCore fixcore, | ||
| Set<CompilationUnitRewriteOperation> operations, Set<ASTNode> nodesprocessed, ChangeBehavior cb, | ||
| MethodInvocation visited, ReferenceHolder<ASTNode, Object> holder) { | ||
| List<ASTNode> arguments= visited.arguments(); | ||
| switch (arguments.size()) { | ||
| case 3: | ||
| if(!(arguments.get(3) instanceof StringLiteral)) { | ||
| return false; | ||
| } | ||
| StringLiteral argstring3= (StringLiteral) arguments.get(3); | ||
| if (!encodings.contains(argstring3.getLiteralValue().toUpperCase())) { | ||
| return false; | ||
| } | ||
| Nodedata nd=new Nodedata(); | ||
| nd.encoding=encodingmap.get(argstring3.getLiteralValue().toUpperCase()); | ||
| nd.replace=true; | ||
| nd.visited=argstring3; | ||
| holder.put(visited,nd); | ||
| break; | ||
| case 0: | ||
| Nodedata nd2=new Nodedata(); | ||
| nd2.encoding=null; | ||
| nd2.replace=false; | ||
| nd2.visited=visited; | ||
| holder.put(visited,nd2); | ||
| break; | ||
| default: | ||
| return false; | ||
| } | ||
| operations.add(fixcore.rewrite(visited, cb, holder)); | ||
| return false; | ||
| } | ||
|
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||
| @Override | ||
| public void rewrite(UseExplicitEncodingFixCore upp,final MethodInvocation visited, final CompilationUnitRewrite cuRewrite, | ||
| TextEditGroup group,ChangeBehavior cb, ReferenceHolder<ASTNode, Object> data) { | ||
| ASTRewrite rewrite= cuRewrite.getASTRewrite(); | ||
| AST ast= cuRewrite.getRoot().getAST(); | ||
| if (!JavaModelUtil.is10OrHigher(cuRewrite.getCu().getJavaProject())) { | ||
| /** | ||
| * For Java 9 and older just do nothing | ||
| */ | ||
| } | ||
| ASTNode callToCharsetDefaultCharset= computeCharsetASTNode(cuRewrite, ast, cb, ((Nodedata) data.get(visited)).encoding); | ||
| /** | ||
| * Add Charset.defaultCharset() as second (last) parameter | ||
| */ | ||
| ListRewrite listRewrite= rewrite.getListRewrite(visited, MethodInvocation.ARGUMENTS_PROPERTY); | ||
| if(((Nodedata)(data.get(visited))).encoding!= null) { | ||
| listRewrite.replace(((Nodedata) data.get(visited)).visited, callToCharsetDefaultCharset, group); | ||
| } else { | ||
| listRewrite.insertLast(callToCharsetDefaultCharset, group); | ||
| } | ||
| } | ||
|
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| @Override | ||
| public String getPreview(boolean afterRefactoring,ChangeBehavior cb) { | ||
| if(afterRefactoring) { | ||
| return "Properties p=\"new Properties()\";\n"+ //$NON-NLS-1$ | ||
| "p.storeToXML(java.io.OutputStream,String,"+computeCharsetforPreview(cb)+");\n"; //$NON-NLS-1$ //$NON-NLS-2$ | ||
| } | ||
| return "Properties p=\"new Properties()\";\n"+ //$NON-NLS-1$ | ||
| "p.storeToXML(java.io.OutputStream,String,\"UTF-8\");\n"; //$NON-NLS-1$ | ||
| } | ||
| } |
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