Java tutorial
/******************************************************************************* * Copyright (c) 2014 itemis AG (http://www.itemis.eu) 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.xtext.xbase.validation; import java.util.Map; import org.eclipse.xtext.preferences.PreferenceKey; import org.eclipse.xtext.util.IAcceptor; import org.eclipse.xtext.validation.ConfigurableIssueCodesProvider; import org.eclipse.xtext.validation.SeverityConverter; import com.google.common.collect.ImmutableMap; import com.google.common.collect.Maps; import com.google.inject.Singleton; /** * This class holds all the configurable issue codes for the Xbase language.<br> * Use {@link #getConfigurableIssueCodes()} to get all registered codes.<br> * * * @author Sven Efftinge - Initial contribution and API * @author Dennis Huebner * @author Stphane Galland - Add the "deprecation" warning. */ @Singleton public class XbaseConfigurableIssueCodes extends ConfigurableIssueCodesProvider { public static final String JDT_CORE_PLUGIN_ID = "org.eclipse.jdt.core"; //$NON-NLS-1$ /* Constants are copied from org.eclipse.jdt.core.JavaCore to solve the dependency to jdt.core*/ public static final String COMPILER_PB_DISCOURAGED_REFERENCE = JDT_CORE_PLUGIN_ID + ".compiler.problem.discouragedReference"; //$NON-NLS-1$ public static final String COMPILER_PB_FORBIDDEN_REFERENCE = JDT_CORE_PLUGIN_ID + ".compiler.problem.forbiddenReference"; //$NON-NLS-1$ public static final String COMPILER_PB_UNNECESSARY_TYPE_CHECK = JDT_CORE_PLUGIN_ID + ".compiler.problem.unnecessaryTypeCheck"; //$NON-NLS-1$ public static final String COMPILER_PB_UNUSED_IMPORT = JDT_CORE_PLUGIN_ID + ".compiler.problem.unusedImport"; //$NON-NLS-1$ public static final String COMPILER_PB_UNUSED_LOCAL = JDT_CORE_PLUGIN_ID + ".compiler.problem.unusedLocal"; //$NON-NLS-1$ public static final String COMPILER_PB_DEPRECATION = JDT_CORE_PLUGIN_ID + ".compiler.problem.deprecation"; //$NON-NLS-1$ public static final String COMPILER_PB_STATIC_ACCESS_RECEIVER = JDT_CORE_PLUGIN_ID + ".compiler.problem.staticAccessReceiver"; //$NON-NLS-1$ private Map<String, PreferenceKey> issueCodes; public XbaseConfigurableIssueCodes() { final Map<String, PreferenceKey> map = Maps.newLinkedHashMap(); initialize(new IAcceptor<PreferenceKey>() { @Override public void accept(PreferenceKey prefKey) { map.put(prefKey.getId(), prefKey); } }); this.issueCodes = ImmutableMap.copyOf(map); } protected void initialize(IAcceptor<PreferenceKey> iAcceptor) { iAcceptor.accept(create(IssueCodes.NULL_SAFE_FEATURE_CALL_OF_PRIMITIVE_VALUED_FEATURE, SeverityConverter.SEVERITY_WARNING)); iAcceptor.accept( createDelegate(IssueCodes.INSTANCE_ACCESS_TO_STATIC_MEMBER, COMPILER_PB_STATIC_ACCESS_RECEIVER)); iAcceptor.accept(create(IssueCodes.UNHANDLED_EXCEPTION, SeverityConverter.SEVERITY_IGNORE)); iAcceptor.accept(create(IssueCodes.EQUALS_WITH_NULL, SeverityConverter.SEVERITY_WARNING)); iAcceptor.accept(createDelegate(IssueCodes.FORBIDDEN_REFERENCE, COMPILER_PB_FORBIDDEN_REFERENCE)); iAcceptor.accept(createDelegate(IssueCodes.DISCOURAGED_REFERENCE, COMPILER_PB_DISCOURAGED_REFERENCE)); iAcceptor.accept(create(IssueCodes.IMPORT_WILDCARD_DEPRECATED, SeverityConverter.SEVERITY_WARNING)); iAcceptor.accept(createDelegate(IssueCodes.OBSOLETE_INSTANCEOF, COMPILER_PB_UNNECESSARY_TYPE_CHECK)); iAcceptor.accept(createDelegate(IssueCodes.OBSOLETE_CAST, COMPILER_PB_UNNECESSARY_TYPE_CHECK)); iAcceptor.accept(createDelegate(IssueCodes.IMPORT_UNUSED, COMPILER_PB_UNUSED_IMPORT)); iAcceptor.accept(createDelegate(IssueCodes.UNUSED_LOCAL_VARIABLE, COMPILER_PB_UNUSED_LOCAL)); iAcceptor.accept(create(IssueCodes.IMPORT_DUPLICATE, SeverityConverter.SEVERITY_WARNING)); iAcceptor.accept(create(IssueCodes.VARIABLE_NAME_DISCOURAGED, SeverityConverter.SEVERITY_WARNING)); iAcceptor.accept(create(IssueCodes.IMPORT_UNRESOLVED, SeverityConverter.SEVERITY_ERROR)); iAcceptor.accept(create(IssueCodes.JAVA_STYLE_TYPE_CAST, SeverityConverter.SEVERITY_ERROR)); iAcceptor.accept(create(IssueCodes.SUSPICIOUSLY_OVERLOADED_FEATURE, SeverityConverter.SEVERITY_WARNING)); iAcceptor.accept(create(IssueCodes.CONSTANT_BOOLEAN_CONDITION, SeverityConverter.SEVERITY_WARNING)); iAcceptor.accept(create(IssueCodes.UNREACHABLE_CASE, SeverityConverter.SEVERITY_ERROR)); iAcceptor.accept(create(IssueCodes.UNREACHABLE_IF_BLOCK, SeverityConverter.SEVERITY_ERROR)); iAcceptor.accept(create(IssueCodes.INCOMPLETE_CASES_ON_ENUM, SeverityConverter.SEVERITY_WARNING)); iAcceptor.accept(create(IssueCodes.OPERATION_WITHOUT_PARENTHESES, SeverityConverter.SEVERITY_IGNORE)); iAcceptor.accept(create(IssueCodes.COPY_JAVA_PROBLEMS, SeverityConverter.SEVERITY_IGNORE)); iAcceptor.accept(createDelegate(IssueCodes.DEPRECATED_MEMBER_REFERENCE, COMPILER_PB_DEPRECATION)); iAcceptor.accept(create(IssueCodes.DUPLICATE_TYPE, SeverityConverter.SEVERITY_ERROR)); iAcceptor.accept(create(IssueCodes.UNQUALIFIED_SUPER_CALL, getUnqualifiedSuperCallSeverity())); iAcceptor.accept(create(IssueCodes.ABSTRACT_METHOD_INVOCATION, getAbstractMethodInvocationSeverity())); } protected String getUnqualifiedSuperCallSeverity() { return SeverityConverter.SEVERITY_IGNORE; } protected String getAbstractMethodInvocationSeverity() { return SeverityConverter.SEVERITY_IGNORE; } protected final PreferenceKey create(String id, String defaultValue) { return new PreferenceKey(id, defaultValue); } protected PreferenceKey createDelegate(String id, String delegationKey) { return createDelegate(id, delegationKey, SeverityConverter.SEVERITY_WARNING); } protected PreferenceKey createDelegate(String id, String delegationKey, String defaultSeverity) { String encodedDelegation = XbaseSeverityConverter.encodeDefaultSeverity(delegationKey, defaultSeverity); return create(id, encodedDelegation); } @Override public Map<String, PreferenceKey> getConfigurableIssueCodes() { return issueCodes; } }