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Apache Commons Lang v3 Source Code Files
Apache Commons Lang 3 is the 3rd version of Apache Commons Lang, which provides a host of helper utilities for the java.lang API.
Apache Commons Lang 3 Source Code files are provided in both binary packge (commons-lang3-3.12.0-bin.zip) and source package (commons-lang3-3.12.0-src.zip). You can download them at Apache Commons Lang Website.
Apache Commons Lang 3 Source Code has no dependencies and is compatible with Java 8 and newer versions. You can compile it to generate your own version of Apache Commons Lang 3 JAR file.
You can also browse the source code below:
✍: FYIcenter
⏎ org/apache/commons/lang3/exception/DefaultExceptionContext.java
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.apache.commons.lang3.exception; import java.io.Serializable; import java.util.ArrayList; import java.util.HashSet; import java.util.List; import java.util.Set; import org.apache.commons.lang3.StringUtils; import org.apache.commons.lang3.tuple.ImmutablePair; import org.apache.commons.lang3.tuple.Pair; /** * Default implementation of the context storing the label-value pairs for contexted exceptions. * <p> * This implementation is serializable, however this is dependent on the values that * are added also being serializable. * </p> * * @see ContextedException * @see ContextedRuntimeException * @since 3.0 */ public class DefaultExceptionContext implements ExceptionContext, Serializable { /** The serialization version. */ private static final long serialVersionUID = 20110706L; /** The list storing the label-data pairs. */ private final List<Pair<String, Object>> contextValues = new ArrayList<>(); /** * {@inheritDoc} */ @Override public DefaultExceptionContext addContextValue(final String label, final Object value) { contextValues.add(new ImmutablePair<>(label, value)); return this; } /** * {@inheritDoc} */ @Override public DefaultExceptionContext setContextValue(final String label, final Object value) { contextValues.removeIf(p -> StringUtils.equals(label, p.getKey())); addContextValue(label, value); return this; } /** * {@inheritDoc} */ @Override public List<Object> getContextValues(final String label) { final List<Object> values = new ArrayList<>(); for (final Pair<String, Object> pair : contextValues) { if (StringUtils.equals(label, pair.getKey())) { values.add(pair.getValue()); } } return values; } /** * {@inheritDoc} */ @Override public Object getFirstContextValue(final String label) { for (final Pair<String, Object> pair : contextValues) { if (StringUtils.equals(label, pair.getKey())) { return pair.getValue(); } } return null; } /** * {@inheritDoc} */ @Override public Set<String> getContextLabels() { final Set<String> labels = new HashSet<>(); for (final Pair<String, Object> pair : contextValues) { labels.add(pair.getKey()); } return labels; } /** * {@inheritDoc} */ @Override public List<Pair<String, Object>> getContextEntries() { return contextValues; } /** * Builds the message containing the contextual information. * * @param baseMessage the base exception message <b>without</b> context information appended * @return the exception message <b>with</b> context information appended, never null */ @Override public String getFormattedExceptionMessage(final String baseMessage) { final StringBuilder buffer = new StringBuilder(256); if (baseMessage != null) { buffer.append(baseMessage); } if (!contextValues.isEmpty()) { if (buffer.length() > 0) { buffer.append('\n'); } buffer.append("Exception Context:\n"); int i = 0; for (final Pair<String, Object> pair : contextValues) { buffer.append("\t["); buffer.append(++i); buffer.append(':'); buffer.append(pair.getKey()); buffer.append("="); final Object value = pair.getValue(); if (value == null) { buffer.append("null"); } else { String valueStr; try { valueStr = value.toString(); } catch (final Exception e) { valueStr = "Exception thrown on toString(): " + ExceptionUtils.getStackTrace(e); } buffer.append(valueStr); } buffer.append("]\n"); } buffer.append("---------------------------------"); } return buffer.toString(); } }
⏎ org/apache/commons/lang3/exception/DefaultExceptionContext.java
Or download all of them as a single archive file:
File name: commons-lang3-3.12.0-sources.jar File size: 651724 bytes Release date: 2020-01-22 Download
⇒ Download and Install commons-lang3-3.8.1-bin.zip
⇐ Download Apache Commons Lang v3 Source Package
2022-10-19, 152136👍, 3💬
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