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Cut out gwt-dev, only gwt-user remains to remove as strings are factored
out to support both new and old packages
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6 changes: 3 additions & 3 deletions
6
processor/src/main/java/org/gwtproject/safehtml/apt/SafeHtmlProcessor.java
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71 changes: 71 additions & 0 deletions
71
processor/src/main/java/org/gwtproject/safehtml/apt/source/AbortablePrintWriter.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,71 @@ | ||
| /* | ||
| * Copyright 2011 Google Inc. | ||
| * | ||
| * 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 org.gwtproject.safehtml.apt.source; | ||
|
|
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| import java.io.PrintWriter; | ||
|
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| /** | ||
| * Wrapper for a {@link PrintWriter} that adds the ability to abort creation | ||
| * and an onClose hook | ||
| * <p> | ||
| * Experimental API - subject to change. | ||
| */ | ||
| public class AbortablePrintWriter extends PrintWriter { | ||
|
|
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| private boolean isClosed = false; | ||
|
|
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| /** | ||
| * Wrap a {@link PrintWriter} instance. | ||
| * | ||
| * @param pw | ||
| * @throws RuntimeException if there are reflection errors accessing the out | ||
| * field in pw | ||
| */ | ||
| public AbortablePrintWriter(PrintWriter pw) { | ||
| super(pw); | ||
| } | ||
|
|
||
| /** | ||
| * Abort creation of this output. | ||
| */ | ||
| public void abort() { | ||
| if (!isClosed) { | ||
| flush(); | ||
| super.close(); | ||
| isClosed = true; | ||
| onClose(true); | ||
| } | ||
| } | ||
|
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| @Override | ||
| public void close() { | ||
| if (!isClosed) { | ||
| flush(); | ||
| super.close(); | ||
| isClosed = true; | ||
| onClose(false); | ||
| } | ||
| } | ||
|
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| /** | ||
| * Called exactly once when this {@link PrintWriter} is closed or aborted. | ||
| * | ||
| * @param aborted | ||
| */ | ||
| protected void onClose(boolean aborted) { | ||
| // Do nothing by default. | ||
| } | ||
| } |
161 changes: 161 additions & 0 deletions
161
processor/src/main/java/org/gwtproject/safehtml/apt/source/JavaSourceWriter.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,161 @@ | ||
| /* | ||
| * Copyright 2011 Google Inc. | ||
| * | ||
| * 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 org.gwtproject.safehtml.apt.source; | ||
|
|
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| import java.util.regex.Matcher; | ||
| import java.util.regex.Pattern; | ||
|
|
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| /** | ||
| * A mechanism to write Java source files. | ||
| * | ||
| * @see JavaSourceWriterBuilder | ||
| * <p> | ||
| * Experimental API - subject to change. | ||
| */ | ||
| public class JavaSourceWriter extends SourceWriterBase { | ||
|
|
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| private static final Pattern PKG_REGEX_BOTH = Pattern.compile("(com\\.google|javax?)\\..*"); | ||
| private static final Pattern PKG_REGEX_GOOGLE = Pattern.compile("com\\.google\\..*"); | ||
| private static final Pattern PKG_REGEX_JAVA = Pattern.compile("javax?\\..*"); | ||
|
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| private final AbortablePrintWriter printWriter; | ||
|
|
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| /** | ||
| * @param printWriter | ||
| * @param targetPackageName | ||
| * @param imports | ||
| * @param isClass | ||
| * @param classJavaDocComment | ||
| * @param annotationDeclarations | ||
| * @param targetClassShortName | ||
| * @param superClassName | ||
| * @param interfaceNames | ||
| */ | ||
| public JavaSourceWriter(AbortablePrintWriter printWriter, String targetPackageName, | ||
| Iterable<String> imports, boolean isClass, String classJavaDocComment, | ||
| Iterable<String> annotationDeclarations, String targetClassShortName, String superClassName, | ||
| Iterable<String> interfaceNames) { | ||
| this.printWriter = printWriter; | ||
| if (targetPackageName == null) { | ||
| throw new IllegalArgumentException("Cannot supply a null package name to" | ||
| + targetClassShortName); | ||
| } | ||
| // TODO: support a user-specified file header | ||
| if (targetPackageName.length() > 0) { | ||
| println("package " + targetPackageName + ";"); | ||
| } | ||
|
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| // Write imports, splitting into com.google, other, and java/javax groups | ||
| writeImportGroup(imports, PKG_REGEX_GOOGLE, true); | ||
| writeImportGroup(imports, PKG_REGEX_BOTH, false); | ||
| writeImportGroup(imports, PKG_REGEX_JAVA, true); | ||
|
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| // Write class header | ||
| if (classJavaDocComment != null) { | ||
| beginJavaDocComment(); | ||
| print(classJavaDocComment); | ||
| endJavaDocComment(); | ||
| } else { | ||
| // beginJavaDocComment adds its own leading newline, make up for it here. | ||
| println(); | ||
| } | ||
| for (String annotation : annotationDeclarations) { | ||
| println('@' + annotation); | ||
| } | ||
| if (isClass) { | ||
| emitClassDecl(targetClassShortName, superClassName, interfaceNames); | ||
| } else { | ||
| emitInterfaceDecl(targetClassShortName, superClassName, interfaceNames); | ||
| } | ||
| println(" {"); | ||
| indent(); | ||
| } | ||
|
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| @Override | ||
| public void abort() { | ||
| printWriter.abort(); | ||
| } | ||
|
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| @Override | ||
| public void close() { | ||
| super.close(); | ||
| printWriter.close(); | ||
| } | ||
|
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| @Override | ||
| protected void writeString(String s) { | ||
| printWriter.print(s); | ||
| } | ||
|
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| private void emitClassDecl(String targetClassShortName, | ||
| String superClassName, Iterable<String> interfaceNames) { | ||
| print("public class " + targetClassShortName); | ||
| if (superClassName != null) { | ||
| print(" extends " + superClassName); | ||
| } | ||
| boolean first = true; | ||
| for (String interfaceName : interfaceNames) { | ||
| if (first) { | ||
| print(" implements "); | ||
| first = false; | ||
| } else { | ||
| print(", "); | ||
| } | ||
| print(interfaceName); | ||
| } | ||
| } | ||
|
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| private void emitInterfaceDecl(String targetClassShortName, | ||
| String superClassName, Iterable<String> interfaceNames) { | ||
| if (superClassName != null) { | ||
| throw new IllegalArgumentException("Cannot set superclass name " | ||
| + superClassName + " on a interface."); | ||
| } | ||
| print("public interface " + targetClassShortName); | ||
| boolean first = true; | ||
| for (String interfaceName : interfaceNames) { | ||
| if (first) { | ||
| print(" extends "); | ||
| first = false; | ||
| } else { | ||
| print(", "); | ||
| } | ||
| print(interfaceName); | ||
| } | ||
| } | ||
|
|
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| /** | ||
| * Write a group of imports matching or not matching a regex. | ||
| * | ||
| * @param imports | ||
| * @param regex | ||
| * @param includeMatches true to include imports matching the regex, false to | ||
| * include only those that don't match | ||
| */ | ||
| private void writeImportGroup(Iterable<String> imports, Pattern regex, boolean includeMatches) { | ||
| boolean firstOfGroup = true; | ||
| for (String importEntry : imports) { | ||
| Matcher matcher = regex.matcher(importEntry); | ||
| if (matcher.matches() == includeMatches) { | ||
| if (firstOfGroup) { | ||
| println(); | ||
| firstOfGroup = false; | ||
| } | ||
| println("import " + importEntry + ";"); | ||
| } | ||
| } | ||
| } | ||
| } |
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