ValidatorBuilder.java example

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dltk.core-master
/*******************************************************************************
 * Copyright (c) 2005, 2017 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 *******************************************************************************/
package org.eclipse.dltk.validators.internal.core;

import java.util.List;

import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.SubProgressMonitor;
import org.eclipse.dltk.core.IScriptProject;
import org.eclipse.dltk.core.ISourceModule;
import org.eclipse.dltk.core.builder.IBuildChange;
import org.eclipse.dltk.core.builder.IBuildState;
import org.eclipse.dltk.core.builder.IProjectChange;
import org.eclipse.dltk.core.builder.IScriptBuilder;
import org.eclipse.dltk.validators.core.ISourceModuleValidator;
import org.eclipse.dltk.validators.core.IValidator;
import org.eclipse.dltk.validators.core.NullValidatorOutput;
import org.eclipse.dltk.validators.core.ValidatorRuntime;
import org.eclipse.dltk.validators.core.ValidatorRuntime.AutomaticValidatorPredicate;

public class ValidatorBuilder implements IScriptBuilder {
	private static final boolean DEBUG = false;

	private static final int WORK_EXTERNAL = 200;

	@Override
	public void prepare(IBuildChange change, IBuildState state, IProgressMonitor monitor) throws CoreException {
		// NOP
	}

	@Override
	public void build(IBuildChange change, IBuildState state, IProgressMonitor monitor) throws CoreException {
		final IScriptProject project = change.getScriptProject();
		final List<ISourceModule> elements = change.getSourceModules(IProjectChange.DEFAULT);
		final IValidator[] validators = ValidatorRuntime.getProjectValidators(project, ISourceModuleValidator.class,
				new AutomaticValidatorPredicate(project));
		final int validatorWork = validators.length * WORK_EXTERNAL;
		monitor.beginTask("", validatorWork); //$NON-NLS-1$
		try {
			ValidatorRuntime.executeSourceModuleValidators(project, elements, new NullValidatorOutput(), validators,
					ValidatorUtils.subMonitorFor(monitor, validatorWork));
		} finally {
			monitor.done();
		}
		final List<IFile> resources = change.getResources(IProjectChange.DEFAULT);
		final IProgressMonitor sub = new SubProgressMonitor(monitor, resources.size());
		try {
			ValidatorRuntime.executeAutomaticResourceValidators(project, resources, new NullValidatorOutput(), sub);
		} finally {
			sub.done();
		}
	}

	@Override
	public void clean(IScriptProject project, IProgressMonitor monitor) {
		ValidatorRuntime.cleanAll(project, new ISourceModule[0], new IResource[] { project.getProject() }, monitor);
	}

	@Override
	public boolean initialize(IScriptProject project) {
		return true;
	}

	@Override
	public void endBuild(IScriptProject project, IBuildState state, IProgressMonitor monitor) {
		// NOP
	}

}