org.eclipse.jdt.internal.compiler.ast.RequiresStatement.java Source code

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Here is the source code for org.eclipse.jdt.internal.compiler.ast.RequiresStatement.java

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/*******************************************************************************
 * Copyright (c) 2016, 2018 IBM Corporation and others.
 *
 * 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:
 *     IBM Corporation - initial API and implementation
 *     
 *******************************************************************************/
package org.eclipse.jdt.internal.compiler.ast;

import org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants;
import org.eclipse.jdt.internal.compiler.lookup.ModuleBinding;
import org.eclipse.jdt.internal.compiler.lookup.Scope;

public class RequiresStatement extends ModuleStatement {

    public ModuleReference module;
    public ModuleBinding resolvedBinding;
    public int modifiers = ClassFileConstants.AccDefault;
    public int modifiersSourceStart;

    public RequiresStatement(ModuleReference module) {
        this.module = module;
    }

    public boolean isTransitive() {
        return (this.modifiers & ClassFileConstants.ACC_TRANSITIVE) != 0;
    }

    public boolean isStatic() {
        return (this.modifiers & ClassFileConstants.ACC_STATIC_PHASE) != 0;
    }

    @Override
    public StringBuffer print(int indent, StringBuffer output) {
        output.append("requires "); //$NON-NLS-1$
        if (isTransitive())
            output.append("transitive "); //$NON-NLS-1$
        if (isStatic())
            output.append("static "); //$NON-NLS-1$
        this.module.print(indent, output);
        output.append(";"); //$NON-NLS-1$
        return output;
    }

    public ModuleBinding resolve(Scope scope) {
        if (this.resolvedBinding != null)
            return this.resolvedBinding;
        this.resolvedBinding = this.module.resolve(scope);
        if (scope != null) {
            if (this.resolvedBinding == null) {
                scope.problemReporter().invalidModule(this.module);
            } else if (this.resolvedBinding.hasUnstableAutoName()) {
                scope.problemReporter().autoModuleWithUnstableName(this.module);
            }
        }
        return this.resolvedBinding;
    }

}