ModuleReference.java
/*
* Janino - An embedded Java[TM] compiler
*
* Copyright (c) 2018 Arno Unkrig. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are permitted provided that the
* following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the
* following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the
* following disclaimer in the documentation and/or other materials provided with the distribution.
* 3. Neither the name of the copyright holder nor the names of its contributors may be used to endorse or promote
* products derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.codehaus.commons.compiler.java9.java.lang.module;
import java.io.IOException;
import java.lang.reflect.Method;
import java.net.URI;
import org.codehaus.commons.compiler.java8.java.util.Optional;
import org.codehaus.commons.compiler.util.reflect.Classes;
import org.codehaus.commons.compiler.util.reflect.Methods;
import org.codehaus.commons.compiler.util.reflect.NoException;
/**
* Pre-Java-9-compatible facade for Java 9's {@code java.lang.module.ModuleReference} interface.
*/
public
class ModuleReference {
private static final Class<?> CLASS = Classes.load("java.lang.module.ModuleReference");
// SUPPRESS CHECKSTYLE ConstantName:2
private static final Method METHOD_location = Classes.getDeclaredMethod(ModuleReference.CLASS, "location");
private static final Method METHOD_open = Classes.getDeclaredMethod(ModuleReference.CLASS, "open");
private final /*java.lang.module.ModuleReference*/ Object delegate;
public
ModuleReference(/*java.lang.module.ModuleReference*/ Object delegate) { this.delegate = delegate; }
public Optional<URI> // SUPPRESS CHECKSTYLE Javadoc
location() {
return new Optional<>(Methods.<URI, NoException>invoke(ModuleReference.METHOD_location, this.delegate));
}
public ModuleReader // SUPPRESS CHECKSTYLE Javadoc|Alignment
open() throws IOException {
return new ModuleReader(Methods.<Object, IOException>invoke(ModuleReference.METHOD_open, this.delegate));
}
}