Java tutorial
/* * #%L * ACS AEM Commons Bundle * %% * Copyright (C) 2013 Adobe * %% * Licensed 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. * #L% */ package com.adobe.acs.commons.analysis.jcrchecksum.impl; import com.adobe.acs.commons.analysis.jcrchecksum.ChecksumGeneratorOptions; import com.adobe.acs.commons.analysis.jcrchecksum.impl.options.CustomChecksumGeneratorOptions; import com.adobe.acs.commons.analysis.jcrchecksum.impl.options.DefaultChecksumGeneratorOptions; import org.apache.commons.codec.digest.DigestUtils; import org.apache.jackrabbit.value.ValueFactoryImpl; import org.apache.sling.testing.mock.jcr.MockJcr; import org.junit.After; import org.junit.Before; import org.junit.Test; import org.junit.runner.RunWith; import org.mockito.runners.MockitoJUnitRunner; import javax.jcr.Node; import javax.jcr.RepositoryException; import javax.jcr.Session; import java.io.ByteArrayInputStream; import java.io.IOException; import java.io.PrintWriter; import java.io.StringWriter; import java.util.Calendar; import java.util.Date; import java.util.LinkedHashMap; import java.util.Map; import static org.junit.Assert.assertEquals; @RunWith(MockitoJUnitRunner.class) public class ChecksumGeneratorImplTest { ChecksumGeneratorImpl checksumGenerator = new ChecksumGeneratorImpl(); StringWriter sw; PrintWriter pw; Session session; @Before public void setUp() { sw = new StringWriter(); pw = new PrintWriter(sw); session = MockJcr.newSession(); } @After public void tearDown() throws IOException { sw.close(); pw.close(); session.logout(); } public Node setupPage1() throws RepositoryException { // Set up page1 Node page = session.getRootNode().addNode("content").addNode("test-page", "cq:Page").addNode("jcr:content", "cq:PageContent"); page.setProperty("jcr:title", "test title"); session.save(); return page; } public Node setupAsset1() throws RepositoryException { // Set up page1 Node asset1 = session.getRootNode().addNode("content").addNode("dam", "sling:Folder") .addNode("foo.jpg", "dam:Asset").addNode("jcr:content", "dam:AssetContent"); asset1.addNode("metadata").setProperty("dc:title", "Foo"); asset1.addNode("renditions", "nt:folder").addNode("original", "nt:file") .addNode("jcr:content", "nt:resource").setProperty("data", ValueFactoryImpl.getInstance() .createBinary(new ByteArrayInputStream("test binary string".getBytes()))); asset1.setProperty("text", "t"); // Set a property Calendar c = Calendar.getInstance(); Date d = new Date(); d.setTime(0); c.setTime(d); asset1.setProperty("jcr:lastModified", c); return asset1; } @Test public void testGetChecksumKey() { String expected = "jcr:content"; String actual = checksumGenerator.getChecksumKey("/content/page/jcr:content", "/content/page/jcr:content"); assertEquals(expected, actual); expected = "jcr:content/foo"; actual = checksumGenerator.getChecksumKey("/content/page/jcr:content", "/content/page/jcr:content/foo"); assertEquals(expected, actual); expected = "jcr:content/foo/bar"; actual = checksumGenerator.getChecksumKey("/content/page/jcr:content", "/content/page/jcr:content/foo/bar"); assertEquals(expected, actual); expected = "/"; actual = checksumGenerator.getChecksumKey("/", "/"); assertEquals(expected, actual); expected = "/etc/workflow"; actual = checksumGenerator.getChecksumKey("/", "/etc/workflow"); assertEquals(expected, actual); } @Test public void testHashForCqPageContentNode1() throws IOException, RepositoryException { Node page = setupPage1(); Map<String, String> actual = checksumGenerator.generateChecksums(session, "/content"); assertEquals("0362210a336ba79c6cab30bf09deaf2f1a749e6f", actual.get("/content/test-page/jcr:content")); } @Test public void testNodeTypeExcludes() throws RepositoryException, IOException { Node page = setupPage1(); page.addNode("ignore", "nt:unstructured"); session.save(); CustomChecksumGeneratorOptions opts = new CustomChecksumGeneratorOptions(); opts.addIncludedNodeTypes(new String[] { "cq:PageContent" }); opts.addExcludedNodeTypes(new String[] { "nt:unstructured" }); Map<String, String> actual = checksumGenerator.generateChecksums(session, "/content", opts); assertEquals("0362210a336ba79c6cab30bf09deaf2f1a749e6f", actual.get("/content/test-page/jcr:content")); } @Test public void testDamAsset() throws IOException, RepositoryException { Node asset = setupAsset1(); CustomChecksumGeneratorOptions opts = new CustomChecksumGeneratorOptions(); opts.addIncludedNodeTypes(new String[] { "dam:AssetContent" }); opts.addExcludedProperties(new String[] { "jcr:created", "jcr:createdBy", "jcr:lastModified" }); // jcr:content/renditions/original/jcr:content String propertiesChecksum = "jcr:content/renditions/original/jcr:content/data=" + DigestUtils.shaHex("test binary string") + "jcr:content/renditions/original/jcr:content/jcr:primaryType=" + DigestUtils.shaHex("nt:resource"); String aggregatedPopertiesChecksum = DigestUtils.shaHex(propertiesChecksum); String nodeChecksum = DigestUtils .shaHex("jcr:content/renditions/original/jcr:content=" + aggregatedPopertiesChecksum); final String originalJcrContentChecksum = nodeChecksum; assertEquals(originalJcrContentChecksum, checksumGenerator.generatedNodeChecksum(asset.getPath(), asset.getNode("renditions/original/jcr:content"), opts)); // jcr:content/renditions/original propertiesChecksum = "jcr:content/renditions/original/jcr:primaryType=" + DigestUtils.shaHex("nt:file"); aggregatedPopertiesChecksum = DigestUtils.shaHex(propertiesChecksum); nodeChecksum = DigestUtils.shaHex("jcr:content/renditions/original=" + aggregatedPopertiesChecksum + "jcr:content/renditions/original/jcr:content=" + originalJcrContentChecksum); final String originalChecksum = nodeChecksum; assertEquals(originalChecksum, checksumGenerator.generatedNodeChecksum(asset.getPath(), asset.getNode("renditions/original"), opts)); // jcr:content/renditions propertiesChecksum = "jcr:content/renditions/jcr:primaryType=" + DigestUtils.shaHex("nt:folder"); aggregatedPopertiesChecksum = DigestUtils.shaHex(propertiesChecksum); nodeChecksum = DigestUtils.shaHex("jcr:content/renditions=" + aggregatedPopertiesChecksum + "jcr:content/renditions/original=" + originalChecksum); final String renditionsChecksum = nodeChecksum; assertEquals(renditionsChecksum, checksumGenerator.generatedNodeChecksum(asset.getPath(), asset.getNode("renditions"), opts)); // jcr:content/metadata propertiesChecksum = "jcr:content/metadata/dc:title=" + DigestUtils.shaHex("Foo") + "jcr:content/metadata/jcr:primaryType=" + DigestUtils.shaHex("nt:unstructured"); aggregatedPopertiesChecksum = DigestUtils.shaHex(propertiesChecksum); nodeChecksum = DigestUtils.shaHex("jcr:content/metadata=" + aggregatedPopertiesChecksum); final String metadataChecksum = nodeChecksum; assertEquals(metadataChecksum, checksumGenerator.generatedNodeChecksum(asset.getPath(), asset.getNode("metadata"), opts)); // jcr:content propertiesChecksum = "jcr:content/jcr:primaryType=" + DigestUtils.shaHex("dam:AssetContent") + "jcr:content/text=" + DigestUtils.shaHex("t"); aggregatedPopertiesChecksum = DigestUtils.shaHex(propertiesChecksum); nodeChecksum = DigestUtils.shaHex("jcr:content=" + aggregatedPopertiesChecksum + "jcr:content/metadata=" + metadataChecksum + "jcr:content/renditions=" + renditionsChecksum); String jcrContentChecksum = nodeChecksum; assertEquals(jcrContentChecksum, checksumGenerator.generatedNodeChecksum(asset.getPath(), asset, opts)); Map<String, String> actual = checksumGenerator.generateChecksums(session, "/content", opts); // df5fa249ada79b02d435fe75d28afb6811d54edb assertEquals(jcrContentChecksum, actual.get("/content/dam/foo.jpg/jcr:content")); } @Test public void testMultiple() throws IOException, RepositoryException { final Node page = setupPage1(); final Node asset = setupAsset1(); ChecksumGeneratorOptions defaultOptions = new DefaultChecksumGeneratorOptions(); CustomChecksumGeneratorOptions options = new CustomChecksumGeneratorOptions(); options.addExcludedProperties(defaultOptions.getExcludedProperties()); options.addExcludedProperties(new String[] { "jcr:created", "jcr:createdBy", "jcr:lastModified" }); options.addIncludedNodeTypes(defaultOptions.getIncludedNodeTypes()); options.addExcludedNodeTypes(defaultOptions.getExcludedNodeTypes()); options.addSortedProperties(defaultOptions.getSortedProperties()); Map<String, String> actual = checksumGenerator.generateChecksums(session, "/content", options); // Checksums proven by above tests assertEquals("0362210a336ba79c6cab30bf09deaf2f1a749e6f", actual.get(page.getPath())); assertEquals("df5fa249ada79b02d435fe75d28afb6811d54edb", actual.get(asset.getPath())); } @Test public void testGeneratedNodeChecksum() throws RepositoryException, IOException { final Node node = session.getRootNode().addNode("page/jcr:content"); node.setProperty("jcr:title", "My Title"); node.setProperty("jcr:description", "This is my test node"); node.setProperty("long", new Long(100)); node.setProperty("double", new Double(99.99)); node.setProperty("boolean", true); session.save(); final String raw = "jcr:content/boolean=" + DigestUtils.shaHex("true") + "jcr:content/double=" + DigestUtils.shaHex("99.99") + "jcr:content/jcr:description=" + DigestUtils.shaHex("This is my test node") + "jcr:content/jcr:primaryType=" + DigestUtils.shaHex("nt:unstructured") + "jcr:content/jcr:title=" + DigestUtils.shaHex("My Title") + "jcr:content/long=" + DigestUtils.shaHex("100"); final String propertiesChecksum = DigestUtils.shaHex(raw); final String expected = DigestUtils.shaHex("jcr:content=" + propertiesChecksum); CustomChecksumGeneratorOptions opts = new CustomChecksumGeneratorOptions(); opts.addSortedProperties(new String[] { "sorted" }); opts.addIncludedNodeTypes(new String[] { "nt:unstructured" }); final Map<String, String> actual = checksumGenerator.generateChecksums(session, node.getPath(), opts); assertEquals(expected, actual.get("/page/jcr:content")); } @Test public void testNestedNodesCheckusm() throws RepositoryException, IOException { Node node = session.getRootNode().addNode("page/jcr:content"); Node a = node.addNode("a"); a.addNode("b"); a.addNode("c"); session.save(); // Test String bChecksum = DigestUtils .shaHex("jcr:content/a/b/jcr:primaryType=" + DigestUtils.shaHex("nt:unstructured")); bChecksum = DigestUtils.shaHex("jcr:content/a/b=" + bChecksum); //System.out.println("jcr:content/a/b Checksum: " + bChecksum); String cChecksum = DigestUtils .shaHex("jcr:content/a/c/jcr:primaryType=" + DigestUtils.shaHex("nt:unstructured")); cChecksum = DigestUtils.shaHex("jcr:content/a/c=" + cChecksum); //System.out.println("jcr:content/a/c Checksum: " + cChecksum); String aChecksum = DigestUtils .shaHex("jcr:content/a/jcr:primaryType=" + DigestUtils.shaHex("nt:unstructured")) + "jcr:content/a/b=" + bChecksum + "jcr:content/a/c=" + cChecksum; aChecksum = DigestUtils.shaHex("jcr:content/a=" + aChecksum); //System.out.println("jcr:content/a Checksum: " + DigestUtils.shaHex("jcr:content/=" + aChecksum)); String jcrContentChecksum = DigestUtils .shaHex("jcr:content/jcr:primaryType=" + DigestUtils.shaHex("nt:unstructured")) + "jcr:content/a=" + aChecksum; //System.out.println("jcrContentChecksum: " + jcrContentChecksum); jcrContentChecksum = DigestUtils.shaHex("jcr:content=" + jcrContentChecksum); final String expected = jcrContentChecksum; CustomChecksumGeneratorOptions opts = new CustomChecksumGeneratorOptions(); opts.addIncludedNodeTypes(new String[] { "nt:unstructured" }); // A checksum assertEquals(bChecksum, checksumGenerator.generatedNodeChecksum(node.getPath(), a.getNode("b"), opts)); assertEquals(cChecksum, checksumGenerator.generatedNodeChecksum(node.getPath(), a.getNode("c"), opts)); assertEquals(aChecksum, checksumGenerator.generatedNodeChecksum(node.getPath(), a, opts)); Map<String, String> actual = checksumGenerator.generateChecksums(node.getSession(), node.getPath(), opts); assertEquals(expected, actual.get(node.getPath())); } @Test public void testGeneratePropertyChecksums() throws RepositoryException, IOException { Node node = session.getRootNode().addNode("page/jcr:content"); node.setProperty("jcr:title", "My Title"); node.setProperty("jcr:description", "This is my test node"); node.setProperty("long", new Long(100)); node.setProperty("double", new Double(99.99)); node.setProperty("boolean", true); node.setProperty("unsorted", new String[] { "woof", "bark", "howl" }); node.setProperty("sorted", new String[] { "yelp", "arf" }); session.save(); // Expected to be sorted alphabetically String raw = "jcr:content/boolean=" + DigestUtils.shaHex("true") + "jcr:content/double=" + DigestUtils.shaHex("99.99") + "jcr:content/jcr:description=" + DigestUtils.shaHex("This is my test node") + "jcr:content/jcr:primaryType=" + DigestUtils.shaHex("nt:unstructured") + "jcr:content/jcr:title=" + DigestUtils.shaHex("My Title") + "jcr:content/long=" + DigestUtils.shaHex("100") + "jcr:content/sorted=" + DigestUtils.shaHex("yelp") + "," + DigestUtils.shaHex("arf") // This order is dictated by the sorted values of the corresponding hashes + "jcr:content/unsorted=" + DigestUtils.shaHex("howl") + "," + DigestUtils.shaHex("bark") + "," + DigestUtils.shaHex("woof"); String expected = DigestUtils.shaHex(raw); CustomChecksumGeneratorOptions opts = new CustomChecksumGeneratorOptions(); opts.addSortedProperties(new String[] { "sorted" }); String actual = checksumGenerator.generatePropertyChecksums(node.getPath(), node, opts); assertEquals(expected, actual); } @Test public void testGeneratePropertyChecksums_IgnoreProperties() throws RepositoryException, IOException { Node node = session.getRootNode().addNode("page/jcr:content"); node.setProperty("jcr:title", "My Title"); node.setProperty("jcr:description", "This is my test node"); node.setProperty("long", new Long(100)); node.setProperty("double", new Double(99.99)); node.setProperty("boolean", true); node.setProperty("unsorted", new String[] { "woof", "bark", "howl" }); node.setProperty("sorted", new String[] { "yelp", "arf" }); session.save(); // Expected to be sorted alphabetically String raw = "jcr:content/boolean=" + DigestUtils.shaHex("true") + "jcr:content/double=" + DigestUtils.shaHex("99.99") + "jcr:content/jcr:primaryType=" + DigestUtils.shaHex("nt:unstructured") + "jcr:content/jcr:title=" + DigestUtils.shaHex("My Title") + "jcr:content/sorted=" + DigestUtils.shaHex("yelp") + "," + DigestUtils.shaHex("arf") // This order is dictated by the sorted values of the corresponding hashes + "jcr:content/unsorted=" + DigestUtils.shaHex("howl") + "," + DigestUtils.shaHex("bark") + "," + DigestUtils.shaHex("woof"); String expected = DigestUtils.shaHex(raw); CustomChecksumGeneratorOptions opts = new CustomChecksumGeneratorOptions(); opts.addSortedProperties(new String[] { "sorted" }); opts.addExcludedProperties(new String[] { "jcr:description", "long" }); String actual = checksumGenerator.generatePropertyChecksums(node.getPath(), node, opts); assertEquals(expected, actual); } @Test public void testAggregateChecksums() { Map<String, String> checksums = new LinkedHashMap<String, String>(); checksums.put("jcr:content/foo", "1234"); checksums.put("jcr:content/bar", "5678,9012"); String expected = DigestUtils.shaHex("jcr:content/foo=1234jcr:content/bar=5678,9012"); String actual = checksumGenerator.aggregateChecksums(checksums); assertEquals(expected, actual); } }