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package lombok.eclipse.agent;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import lombok.Lombok;
/*
* Copyright © 2011 Reinier Zwitserloot, Roel Spilker and Robbert Jan Grootjans.
*
* 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.
*/
public class PatchValEclipsePortal {
static final String LOCALDECLARATION_SIG = "org.eclipse.jdt.internal.compiler.ast.LocalDeclaration";
static final String PARSER_SIG = "org.eclipse.jdt.internal.compiler.parser.Parser";
static final String VARIABLEDECLARATIONSTATEMENT_SIG = "org.eclipse.jdt.core.dom.VariableDeclarationStatement";
static final String SINGLEVARIABLEDECLARATION_SIG = "org.eclipse.jdt.core.dom.SingleVariableDeclaration";
static final String ASTCONVERTER_SIG = "org.eclipse.jdt.core.dom.ASTConverter";
public static void copyInitializationOfForEachIterable(Object parser) {
try {
Reflection.copyInitializationOfForEachIterable.invoke(null, parser);
} catch (NoClassDefFoundError e) {
//ignore, we don't have access to the correct ECJ classes, so lombok can't possibly
//do anything useful here.
} catch (IllegalAccessException e) {
Lombok.sneakyThrow(e);
} catch (InvocationTargetException e) {
Lombok.sneakyThrow(e);
}
}
public static void copyInitializationOfLocalDeclaration(Object parser) {
try {
Reflection.copyInitializationOfLocalDeclaration.invoke(null, parser);
} catch (NoClassDefFoundError e) {
//ignore, we don't have access to the correct ECJ classes, so lombok can't possibly
//do anything useful here.
} catch (IllegalAccessException e) {
Lombok.sneakyThrow(e);
} catch (InvocationTargetException e) {
Lombok.sneakyThrow(e);
}
}
public static void addFinalAndValAnnotationToVariableDeclarationStatement(Object converter, Object out, Object in) {
try {
Reflection.addFinalAndValAnnotationToVariableDeclarationStatement.invoke(null, converter, out, in);
} catch (NoClassDefFoundError e) {
//ignore, we don't have access to the correct ECJ classes, so lombok can't possibly
//do anything useful here.
} catch (IllegalAccessException e) {
Lombok.sneakyThrow(e);
} catch (InvocationTargetException e) {
Lombok.sneakyThrow(e);
}
}
public static void addFinalAndValAnnotationToSingleVariableDeclaration(Object converter, Object out, Object in) {
try {
Reflection.addFinalAndValAnnotationToSingleVariableDeclaration.invoke(null, converter, out, in);
} catch (NoClassDefFoundError e) {
//ignore, we don't have access to the correct ECJ classes, so lombok can't possibly
//do anything useful here.
} catch (IllegalAccessException e) {
Lombok.sneakyThrow(e);
} catch (InvocationTargetException e) {
Lombok.sneakyThrow(e);
}
}
private static final class Reflection {
public static final Method copyInitializationOfForEachIterable;
public static final Method copyInitializationOfLocalDeclaration;
public static final Method addFinalAndValAnnotationToVariableDeclarationStatement;
public static final Method addFinalAndValAnnotationToSingleVariableDeclaration;
static {
Method m = null, n = null, o = null, p = null;
try {
m = PatchValEclipse.class.getMethod("copyInitializationOfForEachIterable", Class.forName(PARSER_SIG));
n = PatchValEclipse.class.getMethod("copyInitializationOfLocalDeclaration", Class.forName(PARSER_SIG));
o = PatchValEclipse.class.getMethod("addFinalAndValAnnotationToVariableDeclarationStatement",
Object.class,
Class.forName(VARIABLEDECLARATIONSTATEMENT_SIG),
Class.forName(LOCALDECLARATION_SIG));
p = PatchValEclipse.class.getMethod("addFinalAndValAnnotationToSingleVariableDeclaration",
Object.class,
Class.forName(SINGLEVARIABLEDECLARATION_SIG),
Class.forName(LOCALDECLARATION_SIG));
} catch (Exception e) {
// That's problematic, but as long as no local classes are used we don't actually need it.
// Better fail on local classes than crash altogether.
}
copyInitializationOfForEachIterable = m;
copyInitializationOfLocalDeclaration = n;
addFinalAndValAnnotationToVariableDeclarationStatement = o;
addFinalAndValAnnotationToSingleVariableDeclaration = p;
}
}
}
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