NIFI-615 - Create a processor to extract WAV file characteristics. * Create new ExtractMediaMetadata processor using Apache Tika Detector and Parser. * Refactored nifi-image-bundle, nifi-image-nar, and nifi-image-processors to nifi-media-bundle, nifi-media-nar, and nifi-media-processors to reflect broader media related purpose. * Preserved existing ExtractImageMetadata and ResizeImage processors as well as existing ImageViewerController components to prevent impact on existing uses. * Resolved collision between ExtractImage and ExtractMedia processors due to common dependency on Noakes' Metadata Extractor project. - Updated bundle's Tika dependency from 1.7 to 1.8 and Drew Noakes' Metadata Extractor from 2.7.2 to 2.8.0. - Adjusted ExtractImageMetadata tests for enhanced attribute names in new Noakes' Metadata Extractor version. * Fix assembly POM to remove duplicate reference to site-to-site nar and change nifi-image-nar reference to nifi-media-nar. * Note the potential attribute changes on upgrade due to underlying libraries.
Project: http://git-wip-us.apache.org/repos/asf/nifi/repo Commit: http://git-wip-us.apache.org/repos/asf/nifi/commit/6d7d4a8c Tree: http://git-wip-us.apache.org/repos/asf/nifi/tree/6d7d4a8c Diff: http://git-wip-us.apache.org/repos/asf/nifi/diff/6d7d4a8c Branch: refs/heads/0.x Commit: 6d7d4a8cf4e1585b210e02397cf661a6cc32b1d9 Parents: dec471e Author: Joe Skora <[email protected]> Authored: Fri Feb 26 15:33:40 2016 -0500 Committer: Joe Skora <[email protected]> Committed: Wed Jun 22 15:01:42 2016 -0400 ---------------------------------------------------------------------- nifi-assembly/NOTICE | 19 +- nifi-assembly/pom.xml | 7 +- .../nifi-image-bundle/nifi-image-nar/pom.xml | 47 - .../src/main/resources/META-INF/LICENSE | 239 --- .../src/main/resources/META-INF/NOTICE | 16 - .../nifi-image-processors/pom.xml | 62 - .../processors/image/ExtractImageMetadata.java | 169 -- .../nifi/processors/image/ResizeImage.java | 198 -- .../org.apache.nifi.processor.Processor | 16 - .../image/ExtractImageMetadataTest.java | 161 -- .../nifi/processors/image/TestResizeImage.java | 57 - .../src/test/resources/16color-10x10.bmp | Bin 198 -> 0 bytes .../src/test/resources/mspaint-8x10.png | Bin 124 -> 0 bytes .../src/test/resources/notImage.txt | 1 - .../resources/photoshop-8x12-32colors-alpha.gif | Bin 1243 -> 0 bytes .../src/test/resources/simple.jpg | Bin 25248 -> 0 bytes .../nifi-image-bundle/nifi-image-viewer/pom.xml | 52 - .../apache/nifi/web/ImageViewerController.java | 52 - .../main/webapp/META-INF/nifi-content-viewer | 17 - .../src/main/webapp/WEB-INF/jsp/image.jsp | 39 - .../src/main/webapp/WEB-INF/web.xml | 29 - nifi-nar-bundles/nifi-image-bundle/pom.xml | 35 - .../nifi-media-bundle/nifi-image-viewer/pom.xml | 52 + .../apache/nifi/web/ImageViewerController.java | 52 + .../main/webapp/META-INF/nifi-content-viewer | 17 + .../src/main/webapp/WEB-INF/jsp/image.jsp | 39 + .../src/main/webapp/WEB-INF/web.xml | 29 + .../nifi-media-bundle/nifi-media-nar/pom.xml | 47 + .../src/main/resources/META-INF/LICENSE | 239 +++ .../src/main/resources/META-INF/NOTICE | 35 + .../nifi-media-processors/pom.xml | 74 + .../processors/image/ExtractImageMetadata.java | 169 ++ .../nifi/processors/image/ResizeImage.java | 198 ++ .../processors/media/ExtractMediaMetadata.java | 251 +++ .../org.apache.nifi.processor.Processor | 17 + .../image/ExtractImageMetadataTest.java | 161 ++ .../nifi/processors/image/TestResizeImage.java | 57 + .../media/TestExtractMediaMetadata.java | 456 ++++ .../src/test/resources/16color-10x10.bmp | Bin 0 -> 198 bytes .../src/test/resources/mspaint-8x10.png | Bin 0 -> 124 bytes .../src/test/resources/notImage.txt | 1 + .../resources/photoshop-8x12-32colors-alpha.gif | Bin 0 -> 1243 bytes .../src/test/resources/simple.jpg | Bin 0 -> 25248 bytes .../src/test/resources/testMP3id3v1.mp3 | Bin 0 -> 39416 bytes .../src/test/resources/testVORBIS-corrupt.ogg | Bin 0 -> 4241 bytes .../src/test/resources/testVORBIS.ogg | Bin 0 -> 4241 bytes .../src/test/resources/testWAV.wav | Bin 0 -> 3884 bytes .../src/test/resources/textFile.txt | 1 + .../src/test/resources/textFileBig.txt | 2023 ++++++++++++++++++ nifi-nar-bundles/nifi-media-bundle/pom.xml | 35 + nifi-nar-bundles/pom.xml | 2 +- pom.xml | 2 +- 52 files changed, 3973 insertions(+), 1200 deletions(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/nifi/blob/6d7d4a8c/nifi-assembly/NOTICE ---------------------------------------------------------------------- diff --git a/nifi-assembly/NOTICE b/nifi-assembly/NOTICE index 1d2e4e9..3c8531e 100644 --- a/nifi-assembly/NOTICE +++ b/nifi-assembly/NOTICE @@ -286,8 +286,23 @@ The following binary components are provided under the Apache Software License v (ASLv2) Apache Tika The following NOTICE information applies: - Apache Tika Core - Copyright 2007-2015 The Apache Software Foundation + Apache Tika + Copyright 2015 The Apache Software Foundation + + This product includes software developed at + The Apache Software Foundation (http://www.apache.org/). + + Copyright 1993-2010 University Corporation for Atmospheric Research/Unidata + This software contains code derived from UCAR/Unidata's NetCDF library. + + Tika-server component uses CDDL-licensed dependencies: jersey (http://jersey.java.net/) and + Grizzly (http://grizzly.java.net/) + + Tika-parsers component uses CDDL/LGPL dual-licensed dependency: jhighlight (https://github.com/codelibs/jhighlight) + + OpenCSV: Copyright 2005 Bytecode Pty Ltd. Licensed under the Apache License, Version 2.0 + + IPTC Photo Metadata descriptions Copyright 2010 International Press Telecommunications Council. (ASLv2) Apache Jakarta Commons Digester The following NOTICE information applies: http://git-wip-us.apache.org/repos/asf/nifi/blob/6d7d4a8c/nifi-assembly/pom.xml ---------------------------------------------------------------------- diff --git a/nifi-assembly/pom.xml b/nifi-assembly/pom.xml index f50f6e8..536a51d 100644 --- a/nifi-assembly/pom.xml +++ b/nifi-assembly/pom.xml @@ -244,7 +244,7 @@ language governing permissions and limitations under the License. --> </dependency> <dependency> <groupId>org.apache.nifi</groupId> - <artifactId>nifi-image-nar</artifactId> + <artifactId>nifi-media-nar</artifactId> <type>nar</type> </dependency> <dependency> @@ -322,11 +322,6 @@ language governing permissions and limitations under the License. --> <artifactId>nifi-hive-nar</artifactId> <type>nar</type> </dependency> - <dependency> - <groupId>org.apache.nifi</groupId> - <artifactId>nifi-site-to-site-reporting-nar</artifactId> - <type>nar</type> - </dependency> <dependency> <groupId>org.apache.nifi</groupId> <artifactId>nifi-site-to-site-reporting-nar</artifactId> http://git-wip-us.apache.org/repos/asf/nifi/blob/6d7d4a8c/nifi-nar-bundles/nifi-image-bundle/nifi-image-nar/pom.xml ---------------------------------------------------------------------- diff --git a/nifi-nar-bundles/nifi-image-bundle/nifi-image-nar/pom.xml b/nifi-nar-bundles/nifi-image-bundle/nifi-image-nar/pom.xml deleted file mode 100644 index 153c92b..0000000 --- a/nifi-nar-bundles/nifi-image-bundle/nifi-image-nar/pom.xml +++ /dev/null @@ -1,47 +0,0 @@ -<?xml version="1.0" encoding="UTF-8"?> -<!-- - 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. ---> -<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> - <modelVersion>4.0.0</modelVersion> - - <parent> - <groupId>org.apache.nifi</groupId> - <artifactId>nifi-image-bundle</artifactId> - <version>0.7.0-SNAPSHOT</version> - </parent> - - <artifactId>nifi-image-nar</artifactId> - <version>0.7.0-SNAPSHOT</version> - <packaging>nar</packaging> - <properties> - <maven.javadoc.skip>true</maven.javadoc.skip> - <source.skip>true</source.skip> - </properties> - - <dependencies> - <dependency> - <groupId>org.apache.nifi</groupId> - <artifactId>nifi-image-processors</artifactId> - <version>0.7.0-SNAPSHOT</version> - </dependency> - <dependency> - <groupId>org.apache.nifi</groupId> - <artifactId>nifi-image-viewer</artifactId> - <version>0.7.0-SNAPSHOT</version> - <type>war</type> - </dependency> - </dependencies> - -</project> http://git-wip-us.apache.org/repos/asf/nifi/blob/6d7d4a8c/nifi-nar-bundles/nifi-image-bundle/nifi-image-nar/src/main/resources/META-INF/LICENSE ---------------------------------------------------------------------- diff --git a/nifi-nar-bundles/nifi-image-bundle/nifi-image-nar/src/main/resources/META-INF/LICENSE b/nifi-nar-bundles/nifi-image-bundle/nifi-image-nar/src/main/resources/META-INF/LICENSE deleted file mode 100644 index 2c3e42f..0000000 --- a/nifi-nar-bundles/nifi-image-bundle/nifi-image-nar/src/main/resources/META-INF/LICENSE +++ /dev/null @@ -1,239 +0,0 @@ - - Apache License - Version 2.0, January 2004 - http://www.apache.org/licenses/ - - TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION - - 1. 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Your use of the source code for the these -subcomponents is subject to the terms and conditions of the following -licenses. - -This product bundles 'Adobe XMPCore' which is available under "The BSD license". More -information can be found here: http://www.adobe.com/devnet/xmp/library/eula-xmp-library-java.html - - Copyright (c) 2009, Adobe Systems Incorporated All rights reserved. - - Redistribution and use in source and binary forms, with or without modification, - are permitted provided that the following conditions are met: - - * Redistributions of source code must retain the above copyright notice, this - list of conditions and the following disclaimer. - - * Redistributions in binary form must reproduce the above copyright notice, - this list of conditions and the following disclaimer in the documentation - and/or other materials provided with the distribution. - - * Neither the name of Adobe Systems Incorporated, nor the names of its - contributors may be used to endorse or promote products derived from this - software without specific prior written permission. - - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND - ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED - WARRANTIES OF MERCHANT ABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, - INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, - OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF - LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR - OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF - THE POSSIBILITY OF SUCH DAMAGE. \ No newline at end of file http://git-wip-us.apache.org/repos/asf/nifi/blob/6d7d4a8c/nifi-nar-bundles/nifi-image-bundle/nifi-image-nar/src/main/resources/META-INF/NOTICE ---------------------------------------------------------------------- diff --git a/nifi-nar-bundles/nifi-image-bundle/nifi-image-nar/src/main/resources/META-INF/NOTICE b/nifi-nar-bundles/nifi-image-bundle/nifi-image-nar/src/main/resources/META-INF/NOTICE deleted file mode 100644 index e1c6736..0000000 --- a/nifi-nar-bundles/nifi-image-bundle/nifi-image-nar/src/main/resources/META-INF/NOTICE +++ /dev/null @@ -1,16 +0,0 @@ -nifi-image-nar -Copyright 2015-2016 The Apache Software Foundation - -This product includes software developed at -The Apache Software Foundation (http://www.apache.org/). - -****************** -Apache Software License v2 -****************** - -The following binary components are provided under the Apache Software License v2 - - (ASLv2) Metadata-Extractor - The following NOTICE information applies: - Metadata-Extractor - Copyright 2002-2015 Drew Noakes http://git-wip-us.apache.org/repos/asf/nifi/blob/6d7d4a8c/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/pom.xml ---------------------------------------------------------------------- diff --git a/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/pom.xml b/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/pom.xml deleted file mode 100644 index 3b43066..0000000 --- a/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/pom.xml +++ /dev/null @@ -1,62 +0,0 @@ -<?xml version="1.0" encoding="UTF-8"?> -<!-- - 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. ---> -<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> - <modelVersion>4.0.0</modelVersion> - - <parent> - <groupId>org.apache.nifi</groupId> - <artifactId>nifi-image-bundle</artifactId> - <version>0.7.0-SNAPSHOT</version> - </parent> - - <artifactId>nifi-image-processors</artifactId> - <packaging>jar</packaging> - - <dependencies> - <dependency> - <groupId>org.apache.nifi</groupId> - <artifactId>nifi-api</artifactId> - </dependency> - <dependency> - <groupId>org.apache.nifi</groupId> - <artifactId>nifi-processor-utils</artifactId> - </dependency> - <dependency> - <groupId>org.apache.nifi</groupId> - <artifactId>nifi-mock</artifactId> - <scope>test</scope> - </dependency> - <dependency> - <groupId>com.drewnoakes</groupId> - <artifactId>metadata-extractor</artifactId> - <version>2.7.2</version> - </dependency> - </dependencies> - - <build> - <plugins> - <plugin> - <groupId>org.apache.rat</groupId> - <artifactId>apache-rat-plugin</artifactId> - <configuration> - <excludes combine.children="append"> - <exclude>src/test/resources/notImage.txt</exclude> - </excludes> - </configuration> - </plugin> - </plugins> - </build> -</project> http://git-wip-us.apache.org/repos/asf/nifi/blob/6d7d4a8c/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/main/java/org/apache/nifi/processors/image/ExtractImageMetadata.java ---------------------------------------------------------------------- diff --git a/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/main/java/org/apache/nifi/processors/image/ExtractImageMetadata.java b/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/main/java/org/apache/nifi/processors/image/ExtractImageMetadata.java deleted file mode 100644 index b44eccd..0000000 --- a/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/main/java/org/apache/nifi/processors/image/ExtractImageMetadata.java +++ /dev/null @@ -1,169 +0,0 @@ -/* - * 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.nifi.processors.image; - -import java.io.IOException; -import java.io.InputStream; -import java.util.ArrayList; -import java.util.Collections; -import java.util.HashMap; -import java.util.HashSet; -import java.util.List; -import java.util.Map; -import java.util.Set; - -import org.apache.nifi.annotation.behavior.InputRequirement; -import org.apache.nifi.annotation.behavior.InputRequirement.Requirement; -import org.apache.nifi.annotation.behavior.SupportsBatching; -import org.apache.nifi.annotation.behavior.WritesAttribute; -import org.apache.nifi.annotation.behavior.WritesAttributes; -import org.apache.nifi.annotation.documentation.CapabilityDescription; -import org.apache.nifi.annotation.documentation.Tags; -import org.apache.nifi.components.PropertyDescriptor; -import org.apache.nifi.flowfile.FlowFile; -import org.apache.nifi.logging.ProcessorLog; -import org.apache.nifi.processor.AbstractProcessor; -import org.apache.nifi.processor.ProcessContext; -import org.apache.nifi.processor.ProcessSession; -import org.apache.nifi.processor.ProcessorInitializationContext; -import org.apache.nifi.processor.Relationship; -import org.apache.nifi.processor.exception.ProcessException; -import org.apache.nifi.processor.io.InputStreamCallback; -import org.apache.nifi.processor.util.StandardValidators; -import org.apache.nifi.util.ObjectHolder; - -import com.drew.imaging.ImageMetadataReader; -import com.drew.imaging.ImageProcessingException; -import com.drew.metadata.Directory; -import com.drew.metadata.Metadata; -import com.drew.metadata.Tag; - -@InputRequirement(Requirement.INPUT_REQUIRED) -@Tags({"Exif", "Exchangeable", "image", "file", "format", "JPG", "GIF", "PNG", "BMP", "metadata","IPTC", "XMP"}) -@CapabilityDescription("Extract the image metadata from flowfiles containing images. This processor relies on this " - + "metadata extractor library https://github.com/drewnoakes/metadata-extractor. It extracts a long list of " - + "metadata types including but not limited to EXIF, IPTC, XMP and Photoshop fields. For the full list visit " - + "the library's website." - + "NOTE: The library being used loads the images into memory so extremely large images may cause problems.") -@WritesAttributes({@WritesAttribute(attribute = "<directory name>.<tag name>", description = "The extracted image metadata " - + "will be inserted with the attribute name \"<directory name>.<tag name>\". ")}) -@SupportsBatching -public class ExtractImageMetadata extends AbstractProcessor { - - public static final PropertyDescriptor MAX_NUMBER_OF_ATTRIBUTES = new PropertyDescriptor.Builder() - .name("Max Number of Attributes") - .description("Specify the max number of attributes to add to the flowfile. There is no guarantee in what order" - + " the tags will be processed. By default it will process all of them.") - .required(false) - .addValidator(StandardValidators.NON_NEGATIVE_INTEGER_VALIDATOR) - .build(); - - public static final Relationship SUCCESS = new Relationship.Builder() - .name("success") - .description("Any FlowFile that successfully has image metadata extracted will be routed to success") - .build(); - - public static final Relationship FAILURE = new Relationship.Builder() - .name("failure") - .description("Any FlowFile that fails to have image metadata extracted will be routed to failure") - .build(); - - private Set<Relationship> relationships; - private List<PropertyDescriptor> properties; - - @Override - protected void init(final ProcessorInitializationContext context) { - - final List<PropertyDescriptor> properties = new ArrayList<>(); - properties.add(MAX_NUMBER_OF_ATTRIBUTES); - this.properties = Collections.unmodifiableList(properties); - - final Set<Relationship> relationships = new HashSet<>(); - relationships.add(SUCCESS); - relationships.add(FAILURE); - this.relationships = Collections.unmodifiableSet(relationships); - } - - @Override - public Set<Relationship> getRelationships() { - return this.relationships; - } - - @Override - protected List<PropertyDescriptor> getSupportedPropertyDescriptors() { - return this.properties; - } - - @Override - public void onTrigger(final ProcessContext context, final ProcessSession session) throws ProcessException { - FlowFile flowfile = session.get(); - if (flowfile == null) { - return; - } - - final ProcessorLog logger = this.getLogger(); - final ObjectHolder<Metadata> value = new ObjectHolder<>(null); - final Integer max = context.getProperty(MAX_NUMBER_OF_ATTRIBUTES).asInteger(); - - try { - session.read(flowfile, new InputStreamCallback() { - @Override - public void process(InputStream in) throws IOException { - try { - Metadata imageMetadata = ImageMetadataReader.readMetadata(in); - value.set(imageMetadata); - } catch (ImageProcessingException ex) { - throw new ProcessException(ex); - } - } - }); - - Metadata metadata = value.get(); - Map<String, String> results = getTags(max, metadata); - - // Write the results to an attribute - if (!results.isEmpty()) { - flowfile = session.putAllAttributes(flowfile, results); - } - - session.transfer(flowfile, SUCCESS); - } catch (ProcessException e) { - logger.error("Failed to extract image metadata from {} due to {}", new Object[]{flowfile, e}); - session.transfer(flowfile, FAILURE); - } - } - - private Map<String, String> getTags(Integer max, Metadata metadata) { - Map<String, String> results = new HashMap<>(); - int i =0; - - for (Directory directory : metadata.getDirectories()) { - for (Tag tag : directory.getTags()) { - results.put(directory.getName() + "." + tag.getTagName(), tag.getDescription()); - - if(max!=null) { - i++; - if (i >= max) { - return results; - } - } - } - } - - return results; - } -} http://git-wip-us.apache.org/repos/asf/nifi/blob/6d7d4a8c/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/main/java/org/apache/nifi/processors/image/ResizeImage.java ---------------------------------------------------------------------- diff --git a/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/main/java/org/apache/nifi/processors/image/ResizeImage.java b/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/main/java/org/apache/nifi/processors/image/ResizeImage.java deleted file mode 100644 index 176561f..0000000 --- a/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/main/java/org/apache/nifi/processors/image/ResizeImage.java +++ /dev/null @@ -1,198 +0,0 @@ -/* - * 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.nifi.processors.image; - -import java.awt.Graphics2D; -import java.awt.Image; -import java.awt.image.BufferedImage; -import java.io.BufferedInputStream; -import java.io.IOException; -import java.io.InputStream; -import java.io.OutputStream; -import java.util.ArrayList; -import java.util.HashSet; -import java.util.Iterator; -import java.util.List; -import java.util.Set; -import java.util.concurrent.TimeUnit; - -import javax.imageio.ImageIO; -import javax.imageio.ImageReader; -import javax.imageio.stream.ImageInputStream; - -import org.apache.nifi.annotation.behavior.EventDriven; -import org.apache.nifi.annotation.behavior.InputRequirement; -import org.apache.nifi.annotation.behavior.InputRequirement.Requirement; -import org.apache.nifi.annotation.behavior.SupportsBatching; -import org.apache.nifi.annotation.documentation.CapabilityDescription; -import org.apache.nifi.annotation.documentation.Tags; -import org.apache.nifi.components.AllowableValue; -import org.apache.nifi.components.PropertyDescriptor; -import org.apache.nifi.flowfile.FlowFile; -import org.apache.nifi.processor.AbstractProcessor; -import org.apache.nifi.processor.ProcessContext; -import org.apache.nifi.processor.ProcessSession; -import org.apache.nifi.processor.Relationship; -import org.apache.nifi.processor.exception.ProcessException; -import org.apache.nifi.processor.io.StreamCallback; -import org.apache.nifi.processor.util.StandardValidators; -import org.apache.nifi.util.StopWatch; - -@EventDriven -@SupportsBatching -@InputRequirement(Requirement.INPUT_REQUIRED) -@Tags({ "resize", "image", "jpg", "jpeg", "png", "bmp", "wbmp", "gif" }) -@CapabilityDescription("Resizes an image to user-specified dimensions. This Processor uses the image codecs registered with the " - + "environment that NiFi is running in. By default, this includes JPEG, PNG, BMP, WBMP, and GIF images.") -public class ResizeImage extends AbstractProcessor { - static final AllowableValue RESIZE_DEFAULT = new AllowableValue("Default", "Default", "Use the default algorithm"); - static final AllowableValue RESIZE_FAST = new AllowableValue("Scale Fast", "Scale Fast", "Emphasize speed of the scaling over smoothness"); - static final AllowableValue RESIZE_SMOOTH = new AllowableValue("Scale Smooth", "Scale Smooth", "Emphasize smoothness of the scaling over speed"); - static final AllowableValue RESIZE_REPLICATE = new AllowableValue("Replicate Scale Filter", "Replicate Scale Filter", "Use the Replicate Scale Filter algorithm"); - static final AllowableValue RESIZE_AREA_AVERAGING = new AllowableValue("Area Averaging", "Area Averaging", "Use the Area Averaging scaling algorithm"); - - static final PropertyDescriptor IMAGE_WIDTH = new PropertyDescriptor.Builder() - .name("Image Width (in pixels)") - .description("The desired number of pixels for the image's width") - .required(true) - .expressionLanguageSupported(true) - .addValidator(StandardValidators.POSITIVE_INTEGER_VALIDATOR) - .build(); - static final PropertyDescriptor IMAGE_HEIGHT = new PropertyDescriptor.Builder() - .name("Image Height (in pixels)") - .description("The desired number of pixels for the image's height") - .required(true) - .expressionLanguageSupported(true) - .addValidator(StandardValidators.POSITIVE_INTEGER_VALIDATOR) - .build(); - static final PropertyDescriptor SCALING_ALGORITHM = new PropertyDescriptor.Builder() - .name("Scaling Algorithm") - .description("Specifies which algorithm should be used to resize the image") - .required(true) - .allowableValues(RESIZE_DEFAULT, RESIZE_FAST, RESIZE_SMOOTH, RESIZE_REPLICATE, RESIZE_AREA_AVERAGING) - .defaultValue(RESIZE_DEFAULT.getValue()) - .build(); - - static final Relationship REL_SUCCESS = new Relationship.Builder() - .name("success") - .description("A FlowFile is routed to this relationship if it is successfully resized") - .build(); - static final Relationship REL_FAILURE = new Relationship.Builder() - .name("failure") - .description("A FlowFile is routed to this relationship if it is not in the specified format") - .build(); - - @Override - protected List<PropertyDescriptor> getSupportedPropertyDescriptors() { - final List<PropertyDescriptor> properties = new ArrayList<>(); - properties.add(IMAGE_WIDTH); - properties.add(IMAGE_HEIGHT); - properties.add(SCALING_ALGORITHM); - return properties; - } - - @Override - public Set<Relationship> getRelationships() { - final Set<Relationship> relationships = new HashSet<>(); - relationships.add(REL_SUCCESS); - relationships.add(REL_FAILURE); - return relationships; - } - - @Override - public void onTrigger(final ProcessContext context, final ProcessSession session) throws ProcessException { - FlowFile flowFile = session.get(); - if (flowFile == null) { - return; - } - - final int width, height; - try { - width = context.getProperty(IMAGE_WIDTH).evaluateAttributeExpressions(flowFile).asInteger(); - height = context.getProperty(IMAGE_HEIGHT).evaluateAttributeExpressions(flowFile).asInteger(); - } catch (final NumberFormatException nfe) { - getLogger().error("Failed to resize {} due to {}", new Object[] { flowFile, nfe }); - session.transfer(flowFile, REL_FAILURE); - return; - } - - final String algorithm = context.getProperty(SCALING_ALGORITHM).getValue(); - final int hints; - if (algorithm.equalsIgnoreCase(RESIZE_DEFAULT.getValue())) { - hints = Image.SCALE_DEFAULT; - } else if (algorithm.equalsIgnoreCase(RESIZE_FAST.getValue())) { - hints = Image.SCALE_FAST; - } else if (algorithm.equalsIgnoreCase(RESIZE_SMOOTH.getValue())) { - hints = Image.SCALE_SMOOTH; - } else if (algorithm.equalsIgnoreCase(RESIZE_REPLICATE.getValue())) { - hints = Image.SCALE_REPLICATE; - } else if (algorithm.equalsIgnoreCase(RESIZE_AREA_AVERAGING.getValue())) { - hints = Image.SCALE_AREA_AVERAGING; - } else { - throw new AssertionError("Invalid Scaling Algorithm: " + algorithm); - } - - final StopWatch stopWatch = new StopWatch(true); - try { - flowFile = session.write(flowFile, new StreamCallback() { - @Override - public void process(final InputStream rawIn, final OutputStream out) throws IOException { - try (final BufferedInputStream in = new BufferedInputStream(rawIn)) { - final ImageInputStream iis = ImageIO.createImageInputStream(in); - if (iis == null) { - throw new ProcessException("FlowFile is not in a valid format"); - } - - final Iterator<ImageReader> readers = ImageIO.getImageReaders(iis); - if (!readers.hasNext()) { - throw new ProcessException("FlowFile is not in a valid format"); - } - - final ImageReader reader = readers.next(); - final String formatName = reader.getFormatName(); - reader.setInput(iis, true); - final BufferedImage image = reader.read(0); - - final Image scaledImage = image.getScaledInstance(width, height, hints); - final BufferedImage scaledBufferedImg; - if (scaledImage instanceof BufferedImage) { - scaledBufferedImg = (BufferedImage) scaledImage; - } else { - scaledBufferedImg = new BufferedImage(scaledImage.getWidth(null), scaledImage.getHeight(null), image.getType()); - final Graphics2D graphics = scaledBufferedImg.createGraphics(); - try { - graphics.drawImage(scaledImage, 0, 0, null); - } finally { - graphics.dispose(); - } - } - - ImageIO.write(scaledBufferedImg, formatName, out); - } - } - }); - - session.getProvenanceReporter().modifyContent(flowFile, stopWatch.getElapsed(TimeUnit.MILLISECONDS)); - session.transfer(flowFile, REL_SUCCESS); - } catch (final ProcessException pe) { - getLogger().error("Failed to resize {} due to {}", new Object[] { flowFile, pe }); - session.transfer(flowFile, REL_FAILURE); - } - } - -} http://git-wip-us.apache.org/repos/asf/nifi/blob/6d7d4a8c/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/main/resources/META-INF/services/org.apache.nifi.processor.Processor ---------------------------------------------------------------------- diff --git a/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/main/resources/META-INF/services/org.apache.nifi.processor.Processor b/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/main/resources/META-INF/services/org.apache.nifi.processor.Processor deleted file mode 100644 index 224cb54..0000000 --- a/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/main/resources/META-INF/services/org.apache.nifi.processor.Processor +++ /dev/null @@ -1,16 +0,0 @@ -# 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. -org.apache.nifi.processors.image.ExtractImageMetadata -org.apache.nifi.processors.image.ResizeImage \ No newline at end of file http://git-wip-us.apache.org/repos/asf/nifi/blob/6d7d4a8c/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/test/java/org/apache/nifi/processors/image/ExtractImageMetadataTest.java ---------------------------------------------------------------------- diff --git a/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/test/java/org/apache/nifi/processors/image/ExtractImageMetadataTest.java b/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/test/java/org/apache/nifi/processors/image/ExtractImageMetadataTest.java deleted file mode 100644 index cf31e15..0000000 --- a/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/test/java/org/apache/nifi/processors/image/ExtractImageMetadataTest.java +++ /dev/null @@ -1,161 +0,0 @@ -/* - * 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.nifi.processors.image; - -import org.apache.nifi.processor.Relationship; -import org.apache.nifi.util.MockFlowFile; -import org.apache.nifi.util.TestRunner; -import org.apache.nifi.util.TestRunners; -import org.junit.Before; -import org.junit.Test; - -import java.io.File; -import java.io.IOException; -import java.nio.file.Path; -import java.nio.file.Paths; -import java.util.Map; - -import static org.junit.Assert.assertEquals; -import static org.junit.Assert.assertNull; - - -public class ExtractImageMetadataTest { - private static String BMP_HEADER = "BMP Header."; - private static String JPEG_HEADER = "JPEG."; - private static String GIF_HEADER = "GIF Header."; - private static String PNG_HEADER = "PNG."; - - private TestRunner testRunner; - - @Before - public void init() { - testRunner = TestRunners.newTestRunner(ExtractImageMetadata.class); - } - - @Test - public void testFailedExtraction() throws IOException { - MockFlowFile flowFile = verifyTestRunnerFlow("src/test/resources/notImage.txt", ExtractImageMetadata.FAILURE,null); - } - - @Test - public void testExtractJPG() throws IOException { - MockFlowFile flowFile = verifyTestRunnerFlow("src/test/resources/simple.jpg", ExtractImageMetadata.SUCCESS,null); - Map<String, String> attributes = flowFile.getAttributes(); - - assertEquals("800 pixels", attributes.get(JPEG_HEADER + "Image Width")); - assertEquals("600 pixels", attributes.get(JPEG_HEADER + "Image Height")); - assertEquals("8 bits", attributes.get(JPEG_HEADER + "Data Precision")); - assertEquals("Baseline", attributes.get(JPEG_HEADER + "Compression Type")); - assertEquals("3", attributes.get(JPEG_HEADER + "Number of Components")); - assertEquals("Y component: Quantization table 0, Sampling factors 2 horiz/2 vert", - attributes.get(JPEG_HEADER + "Component 1")); - assertEquals("Cb component: Quantization table 1, Sampling factors 1 horiz/1 vert", - attributes.get(JPEG_HEADER + "Component 2")); - assertEquals("Cr component: Quantization table 1, Sampling factors 1 horiz/1 vert", - attributes.get(JPEG_HEADER + "Component 3")); - } - - @Test - public void testExtractGIF() throws IOException { - MockFlowFile flowFile = verifyTestRunnerFlow( - "src/test/resources/photoshop-8x12-32colors-alpha.gif", ExtractImageMetadata.SUCCESS,null); - Map<String, String> attributes = flowFile.getAttributes(); - - assertEquals("8", attributes.get(GIF_HEADER + "Image Width")); - assertEquals("12", attributes.get(GIF_HEADER + "Image Height")); - assertEquals("true", attributes.get(GIF_HEADER + "Has Global Color Table")); - assertEquals("32", attributes.get(GIF_HEADER + "Color Table Size")); - assertEquals("8", attributes.get(GIF_HEADER + "Transparent Color Index")); - assertEquals("89a", attributes.get(GIF_HEADER + "GIF Format Version")); - assertEquals("5", attributes.get(GIF_HEADER + "Bits per Pixel")); - assertEquals("false", attributes.get(GIF_HEADER + "Is Color Table Sorted")); - } - - @Test - public void testExtractPNG() throws IOException { - MockFlowFile flowFile = verifyTestRunnerFlow("src/test/resources/mspaint-8x10.png", ExtractImageMetadata.SUCCESS, null); - Map<String, String> attributes = flowFile.getAttributes(); - - assertEquals("8", attributes.get(PNG_HEADER + "Image Width")); - assertEquals("12", attributes.get(PNG_HEADER + "Image Height")); - assertEquals("0.45455", attributes.get(PNG_HEADER + "Image Gamma")); - assertEquals("Deflate", attributes.get(PNG_HEADER + "Compression Type")); - assertEquals("No Interlace", attributes.get(PNG_HEADER + "Interlace Method")); - assertEquals("Perceptual", attributes.get(PNG_HEADER + "sRGB Rendering Intent")); - assertEquals("Adaptive", attributes.get(PNG_HEADER + "Filter Method")); - assertEquals("8", attributes.get(PNG_HEADER + "Bits Per Sample")); - assertEquals("True Color", attributes.get(PNG_HEADER + "Color Type")); - } - @Test - public void testExtractBMP() throws IOException { - MockFlowFile flowFile = verifyTestRunnerFlow("src/test/resources/16color-10x10.bmp", ExtractImageMetadata.SUCCESS, null); - Map<String, String> attributes = flowFile.getAttributes(); - - assertEquals("10", attributes.get(BMP_HEADER+"Image Width")); - assertEquals("10", attributes.get(BMP_HEADER+"Image Height")); - assertEquals("4", attributes.get(BMP_HEADER+"Bits Per Pixel")); - assertEquals("None", attributes.get(BMP_HEADER+"Compression")); - assertEquals("0", attributes.get(BMP_HEADER+"X Pixels per Meter")); - assertEquals("0", attributes.get(BMP_HEADER+"Y Pixels per Meter")); - assertEquals("0", attributes.get(BMP_HEADER+"Palette Colour Count")); - assertEquals("0", attributes.get(BMP_HEADER+"Important Colour Count")); - assertEquals("1", attributes.get(BMP_HEADER+"Planes")); - assertEquals("40", attributes.get(BMP_HEADER+"Header Size")); - } - @Test - public void testExtractLimitedAttributesBMP() throws IOException { - MockFlowFile flowFile = verifyTestRunnerFlow("src/test/resources/16color-10x10.bmp", ExtractImageMetadata.SUCCESS, "5"); - Map<String, String> attributes = flowFile.getAttributes(); - - assertEquals("10", attributes.get(BMP_HEADER+"Image Width")); - assertEquals("10", attributes.get(BMP_HEADER+"Image Height")); - assertEquals("4", attributes.get(BMP_HEADER+"Bits Per Pixel")); - assertEquals("1", attributes.get(BMP_HEADER+"Planes")); - assertEquals("40", attributes.get(BMP_HEADER+"Header Size")); - - - assertNull(attributes.get(BMP_HEADER + "Compression")); - assertNull(attributes.get(BMP_HEADER + "X Pixels per Meter")); - assertNull(attributes.get(BMP_HEADER + "Y Pixels per Meter")); - assertNull(attributes.get(BMP_HEADER + "Palette Colour Count")); - assertNull(attributes.get(BMP_HEADER + "Important Colour Count")); - } - - public MockFlowFile verifyTestRunnerFlow(String pathStr,Relationship rel, String max) throws IOException { - Path path = Paths.get(pathStr); - testRunner.enqueue(path); - if(max != null) { - testRunner.setProperty(ExtractImageMetadata.MAX_NUMBER_OF_ATTRIBUTES, max); - } - - testRunner.run(); - testRunner.assertAllFlowFilesTransferred(rel, 1); - - - MockFlowFile flowFile = testRunner.getFlowFilesForRelationship(rel).get(0); - testRunner.assertQueueEmpty(); - - testRunner.enqueue(flowFile); - testRunner.clearTransferState(); - testRunner.run(); - testRunner.assertAllFlowFilesTransferred(rel, 1); - - flowFile = testRunner.getFlowFilesForRelationship(rel).get(0); - flowFile.assertContentEquals(new File(pathStr)); - return flowFile; - } -} http://git-wip-us.apache.org/repos/asf/nifi/blob/6d7d4a8c/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/test/java/org/apache/nifi/processors/image/TestResizeImage.java ---------------------------------------------------------------------- diff --git a/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/test/java/org/apache/nifi/processors/image/TestResizeImage.java b/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/test/java/org/apache/nifi/processors/image/TestResizeImage.java deleted file mode 100644 index 53bf17e..0000000 --- a/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/test/java/org/apache/nifi/processors/image/TestResizeImage.java +++ /dev/null @@ -1,57 +0,0 @@ -/* - * 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.nifi.processors.image; - -import org.apache.nifi.util.MockFlowFile; -import org.apache.nifi.util.TestRunner; -import org.apache.nifi.util.TestRunners; -import org.junit.Test; - -import javax.imageio.ImageIO; -import java.awt.image.BufferedImage; -import java.io.ByteArrayInputStream; -import java.io.File; -import java.io.IOException; -import java.nio.file.Paths; - -import static org.junit.Assert.assertEquals; - -public class TestResizeImage { - - @Test - public void testResize() throws IOException { - final TestRunner runner = TestRunners.newTestRunner(new ResizeImage()); - runner.setProperty(ResizeImage.IMAGE_HEIGHT, "64"); - runner.setProperty(ResizeImage.IMAGE_WIDTH, "64"); - runner.setProperty(ResizeImage.SCALING_ALGORITHM, ResizeImage.RESIZE_SMOOTH); - - runner.enqueue(Paths.get("src/test/resources/simple.jpg")); - runner.run(); - - runner.assertAllFlowFilesTransferred(ResizeImage.REL_SUCCESS, 1); - final MockFlowFile mff = runner.getFlowFilesForRelationship(ResizeImage.REL_SUCCESS).get(0); - final byte[] data = mff.toByteArray(); - - final BufferedImage img = ImageIO.read(new ByteArrayInputStream(data)); - assertEquals(64, img.getWidth()); - assertEquals(64, img.getHeight()); - final File out = new File("target/simple.jpg"); - ImageIO.write(img, "JPG", out); - } - -} http://git-wip-us.apache.org/repos/asf/nifi/blob/6d7d4a8c/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/test/resources/16color-10x10.bmp ---------------------------------------------------------------------- diff --git a/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/test/resources/16color-10x10.bmp b/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/test/resources/16color-10x10.bmp deleted file mode 100644 index 26206f4..0000000 Binary files a/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/test/resources/16color-10x10.bmp and /dev/null differ http://git-wip-us.apache.org/repos/asf/nifi/blob/6d7d4a8c/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/test/resources/mspaint-8x10.png ---------------------------------------------------------------------- diff --git a/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/test/resources/mspaint-8x10.png b/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/test/resources/mspaint-8x10.png deleted file mode 100644 index 9e74690..0000000 Binary files a/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/test/resources/mspaint-8x10.png and /dev/null differ http://git-wip-us.apache.org/repos/asf/nifi/blob/6d7d4a8c/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/test/resources/notImage.txt ---------------------------------------------------------------------- diff --git a/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/test/resources/notImage.txt b/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/test/resources/notImage.txt deleted file mode 100644 index 6738fd1..0000000 --- a/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/test/resources/notImage.txt +++ /dev/null @@ -1 +0,0 @@ -This file is not an image and is used for testing the image metadata extractor. \ No newline at end of file http://git-wip-us.apache.org/repos/asf/nifi/blob/6d7d4a8c/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/test/resources/photoshop-8x12-32colors-alpha.gif ---------------------------------------------------------------------- diff --git a/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/test/resources/photoshop-8x12-32colors-alpha.gif b/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/test/resources/photoshop-8x12-32colors-alpha.gif deleted file mode 100644 index 0f6183d..0000000 Binary files a/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/test/resources/photoshop-8x12-32colors-alpha.gif and /dev/null differ http://git-wip-us.apache.org/repos/asf/nifi/blob/6d7d4a8c/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/test/resources/simple.jpg ---------------------------------------------------------------------- diff --git a/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/test/resources/simple.jpg b/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/test/resources/simple.jpg deleted file mode 100644 index 18da837..0000000 Binary files a/nifi-nar-bundles/nifi-image-bundle/nifi-image-processors/src/test/resources/simple.jpg and /dev/null differ http://git-wip-us.apache.org/repos/asf/nifi/blob/6d7d4a8c/nifi-nar-bundles/nifi-image-bundle/nifi-image-viewer/pom.xml ---------------------------------------------------------------------- diff --git a/nifi-nar-bundles/nifi-image-bundle/nifi-image-viewer/pom.xml b/nifi-nar-bundles/nifi-image-bundle/nifi-image-viewer/pom.xml deleted file mode 100755 index 7f3ba18..0000000 --- a/nifi-nar-bundles/nifi-image-bundle/nifi-image-viewer/pom.xml +++ /dev/null @@ -1,52 +0,0 @@ -<?xml version="1.0" encoding="UTF-8"?> -<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd"> - <!-- - 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. - --> - <modelVersion>4.0.0</modelVersion> - <parent> - <groupId>org.apache.nifi</groupId> - <artifactId>nifi-image-bundle</artifactId> - <version>0.7.0-SNAPSHOT</version> - </parent> - <artifactId>nifi-image-viewer</artifactId> - <description>NiFi image viewer</description> - <packaging>war</packaging> - <properties> - <maven.javadoc.skip>true</maven.javadoc.skip> - <source.skip>true</source.skip> - </properties> - <dependencies> - <dependency> - <groupId>org.apache.nifi</groupId> - <artifactId>nifi-api</artifactId> - </dependency> - <dependency> - <groupId>javax.servlet.jsp</groupId> - <artifactId>javax.servlet.jsp-api</artifactId> - </dependency> - <dependency> - <groupId>javax.el</groupId> - <artifactId>javax.el-api</artifactId> - </dependency> - <dependency> - <groupId>javax.servlet.jsp.jstl</groupId> - <artifactId>javax.servlet.jsp.jstl-api</artifactId> - </dependency> - <dependency> - <groupId>javax.servlet</groupId> - <artifactId>javax.servlet-api</artifactId> - </dependency> - </dependencies> -</project> http://git-wip-us.apache.org/repos/asf/nifi/blob/6d7d4a8c/nifi-nar-bundles/nifi-image-bundle/nifi-image-viewer/src/main/java/org/apache/nifi/web/ImageViewerController.java ---------------------------------------------------------------------- diff --git a/nifi-nar-bundles/nifi-image-bundle/nifi-image-viewer/src/main/java/org/apache/nifi/web/ImageViewerController.java b/nifi-nar-bundles/nifi-image-bundle/nifi-image-viewer/src/main/java/org/apache/nifi/web/ImageViewerController.java deleted file mode 100755 index a3ba1cd..0000000 --- a/nifi-nar-bundles/nifi-image-bundle/nifi-image-viewer/src/main/java/org/apache/nifi/web/ImageViewerController.java +++ /dev/null @@ -1,52 +0,0 @@ -/* - * 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.nifi.web; - -import java.io.IOException; -import java.io.PrintWriter; - -import javax.servlet.ServletException; -import javax.servlet.annotation.WebServlet; -import javax.servlet.http.HttpServlet; -import javax.servlet.http.HttpServletRequest; -import javax.servlet.http.HttpServletResponse; - -@WebServlet(name = "ImageViewer", urlPatterns = {"/view-content"}) -public class ImageViewerController extends HttpServlet { - - /** - * Handles generating markup for viewing an image. - * - * @param request servlet request - * @param response servlet response - * @throws ServletException if a servlet-specific error occurs - * @throws IOException if an I/O error occurs - */ - @Override - protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { - final ViewableContent content = (ViewableContent) request.getAttribute(ViewableContent.CONTENT_REQUEST_ATTRIBUTE); - - // handle images - if ("image/png".equals(content.getContentType()) || "image/jpeg".equals(content.getContentType()) || "image/gif".equals(content.getContentType())) { - // defer to the jsp - request.getRequestDispatcher("/WEB-INF/jsp/image.jsp").include(request, response); - } else { - final PrintWriter out = response.getWriter(); - out.println("Unexpected content type: " + content.getContentType()); - } - } -} http://git-wip-us.apache.org/repos/asf/nifi/blob/6d7d4a8c/nifi-nar-bundles/nifi-image-bundle/nifi-image-viewer/src/main/webapp/META-INF/nifi-content-viewer ---------------------------------------------------------------------- diff --git a/nifi-nar-bundles/nifi-image-bundle/nifi-image-viewer/src/main/webapp/META-INF/nifi-content-viewer b/nifi-nar-bundles/nifi-image-bundle/nifi-image-viewer/src/main/webapp/META-INF/nifi-content-viewer deleted file mode 100755 index 71cf2a2..0000000 --- a/nifi-nar-bundles/nifi-image-bundle/nifi-image-viewer/src/main/webapp/META-INF/nifi-content-viewer +++ /dev/null @@ -1,17 +0,0 @@ -# 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. -image/png -image/jpeg -image/gif \ No newline at end of file http://git-wip-us.apache.org/repos/asf/nifi/blob/6d7d4a8c/nifi-nar-bundles/nifi-image-bundle/nifi-image-viewer/src/main/webapp/WEB-INF/jsp/image.jsp ---------------------------------------------------------------------- diff --git a/nifi-nar-bundles/nifi-image-bundle/nifi-image-viewer/src/main/webapp/WEB-INF/jsp/image.jsp b/nifi-nar-bundles/nifi-image-bundle/nifi-image-viewer/src/main/webapp/WEB-INF/jsp/image.jsp deleted file mode 100755 index 9dc5e3c..0000000 --- a/nifi-nar-bundles/nifi-image-bundle/nifi-image-viewer/src/main/webapp/WEB-INF/jsp/image.jsp +++ /dev/null @@ -1,39 +0,0 @@ -<%-- - 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. ---%> -<%@ page contentType="text/html" pageEncoding="UTF-8" session="false" %> -<script type="text/javascript" src="../nifi/js/jquery/jquery-2.1.1.min.js"></script> -<style> - #image-holder { - position: absolute; - right: 50px; - bottom: 50px; - left: 100px; - top: 100px; - border: 1px solid #aaa; - overflow: auto; - background-color: #fff; - padding: 4px; - } -</style> -<div id="image-holder"></div> -<script type="text/javascript"> - $(document).ready(function() { - var ref = $('#ref').text(); - var imgElement = $('<img/>').attr('src', ref); - $('#image-holder').append(imgElement); - }); -</script> \ No newline at end of file http://git-wip-us.apache.org/repos/asf/nifi/blob/6d7d4a8c/nifi-nar-bundles/nifi-image-bundle/nifi-image-viewer/src/main/webapp/WEB-INF/web.xml ---------------------------------------------------------------------- diff --git a/nifi-nar-bundles/nifi-image-bundle/nifi-image-viewer/src/main/webapp/WEB-INF/web.xml b/nifi-nar-bundles/nifi-image-bundle/nifi-image-viewer/src/main/webapp/WEB-INF/web.xml deleted file mode 100755 index bccf333..0000000 --- a/nifi-nar-bundles/nifi-image-bundle/nifi-image-viewer/src/main/webapp/WEB-INF/web.xml +++ /dev/null @@ -1,29 +0,0 @@ -<?xml version="1.0" encoding="UTF-8"?> -<!-- - 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. ---> -<web-app version="3.0" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"> - <display-name>nifi-image-viewer</display-name> - <servlet> - <servlet-name>ImageViewer</servlet-name> - <servlet-class>org.apache.nifi.web.ImageViewerController</servlet-class> - </servlet> - <servlet-mapping> - <servlet-name>ImageViewer</servlet-name> - <url-pattern>/view-content</url-pattern> - </servlet-mapping> - <welcome-file-list> - <welcome-file>view-content</welcome-file> - </welcome-file-list> -</web-app> http://git-wip-us.apache.org/repos/asf/nifi/blob/6d7d4a8c/nifi-nar-bundles/nifi-image-bundle/pom.xml ---------------------------------------------------------------------- diff --git a/nifi-nar-bundles/nifi-image-bundle/pom.xml b/nifi-nar-bundles/nifi-image-bundle/pom.xml deleted file mode 100644 index 324622a..0000000 --- a/nifi-nar-bundles/nifi-image-bundle/pom.xml +++ /dev/null @@ -1,35 +0,0 @@ -<?xml version="1.0" encoding="UTF-8"?> -<!-- - 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. ---> -<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> - <modelVersion>4.0.0</modelVersion> - - <parent> - <groupId>org.apache.nifi</groupId> - <artifactId>nifi-nar-bundles</artifactId> - <version>0.7.0-SNAPSHOT</version> - </parent> - - <artifactId>nifi-image-bundle</artifactId> - <version>0.7.0-SNAPSHOT</version> - <packaging>pom</packaging> - - <modules> - <module>nifi-image-processors</module> - <module>nifi-image-nar</module> - <module>nifi-image-viewer</module> - </modules> - -</project> http://git-wip-us.apache.org/repos/asf/nifi/blob/6d7d4a8c/nifi-nar-bundles/nifi-media-bundle/nifi-image-viewer/pom.xml ---------------------------------------------------------------------- diff --git a/nifi-nar-bundles/nifi-media-bundle/nifi-image-viewer/pom.xml b/nifi-nar-bundles/nifi-media-bundle/nifi-image-viewer/pom.xml new file mode 100755 index 0000000..ce92c40 --- /dev/null +++ b/nifi-nar-bundles/nifi-media-bundle/nifi-image-viewer/pom.xml @@ -0,0 +1,52 @@ +<?xml version="1.0" encoding="UTF-8"?> +<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd"> + <!-- + 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. + --> + <modelVersion>4.0.0</modelVersion> + <parent> + <groupId>org.apache.nifi</groupId> + <artifactId>nifi-media-bundle</artifactId> + <version>0.7.0-SNAPSHOT</version> + </parent> + <artifactId>nifi-image-viewer</artifactId> + <description>NiFi image viewer</description> + <packaging>war</packaging> + <properties> + <maven.javadoc.skip>true</maven.javadoc.skip> + <source.skip>true</source.skip> + </properties> + <dependencies> + <dependency> + <groupId>org.apache.nifi</groupId> + <artifactId>nifi-api</artifactId> + </dependency> + <dependency> + <groupId>javax.servlet.jsp</groupId> + <artifactId>javax.servlet.jsp-api</artifactId> + </dependency> + <dependency> + <groupId>javax.el</groupId> + <artifactId>javax.el-api</artifactId> + </dependency> + <dependency> + <groupId>javax.servlet.jsp.jstl</groupId> + <artifactId>javax.servlet.jsp.jstl-api</artifactId> + </dependency> + <dependency> + <groupId>javax.servlet</groupId> + <artifactId>javax.servlet-api</artifactId> + </dependency> + </dependencies> +</project> http://git-wip-us.apache.org/repos/asf/nifi/blob/6d7d4a8c/nifi-nar-bundles/nifi-media-bundle/nifi-image-viewer/src/main/java/org/apache/nifi/web/ImageViewerController.java ---------------------------------------------------------------------- diff --git a/nifi-nar-bundles/nifi-media-bundle/nifi-image-viewer/src/main/java/org/apache/nifi/web/ImageViewerController.java b/nifi-nar-bundles/nifi-media-bundle/nifi-image-viewer/src/main/java/org/apache/nifi/web/ImageViewerController.java new file mode 100755 index 0000000..a3ba1cd --- /dev/null +++ b/nifi-nar-bundles/nifi-media-bundle/nifi-image-viewer/src/main/java/org/apache/nifi/web/ImageViewerController.java @@ -0,0 +1,52 @@ +/* + * 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.nifi.web; + +import java.io.IOException; +import java.io.PrintWriter; + +import javax.servlet.ServletException; +import javax.servlet.annotation.WebServlet; +import javax.servlet.http.HttpServlet; +import javax.servlet.http.HttpServletRequest; +import javax.servlet.http.HttpServletResponse; + +@WebServlet(name = "ImageViewer", urlPatterns = {"/view-content"}) +public class ImageViewerController extends HttpServlet { + + /** + * Handles generating markup for viewing an image. + * + * @param request servlet request + * @param response servlet response + * @throws ServletException if a servlet-specific error occurs + * @throws IOException if an I/O error occurs + */ + @Override + protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { + final ViewableContent content = (ViewableContent) request.getAttribute(ViewableContent.CONTENT_REQUEST_ATTRIBUTE); + + // handle images + if ("image/png".equals(content.getContentType()) || "image/jpeg".equals(content.getContentType()) || "image/gif".equals(content.getContentType())) { + // defer to the jsp + request.getRequestDispatcher("/WEB-INF/jsp/image.jsp").include(request, response); + } else { + final PrintWriter out = response.getWriter(); + out.println("Unexpected content type: " + content.getContentType()); + } + } +} http://git-wip-us.apache.org/repos/asf/nifi/blob/6d7d4a8c/nifi-nar-bundles/nifi-media-bundle/nifi-image-viewer/src/main/webapp/META-INF/nifi-content-viewer ---------------------------------------------------------------------- diff --git a/nifi-nar-bundles/nifi-media-bundle/nifi-image-viewer/src/main/webapp/META-INF/nifi-content-viewer b/nifi-nar-bundles/nifi-media-bundle/nifi-image-viewer/src/main/webapp/META-INF/nifi-content-viewer new file mode 100755 index 0000000..71cf2a2 --- /dev/null +++ b/nifi-nar-bundles/nifi-media-bundle/nifi-image-viewer/src/main/webapp/META-INF/nifi-content-viewer @@ -0,0 +1,17 @@ +# 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. +image/png +image/jpeg +image/gif \ No newline at end of file http://git-wip-us.apache.org/repos/asf/nifi/blob/6d7d4a8c/nifi-nar-bundles/nifi-media-bundle/nifi-image-viewer/src/main/webapp/WEB-INF/jsp/image.jsp ---------------------------------------------------------------------- diff --git a/nifi-nar-bundles/nifi-media-bundle/nifi-image-viewer/src/main/webapp/WEB-INF/jsp/image.jsp b/nifi-nar-bundles/nifi-media-bundle/nifi-image-viewer/src/main/webapp/WEB-INF/jsp/image.jsp new file mode 100755 index 0000000..9dc5e3c --- /dev/null +++ b/nifi-nar-bundles/nifi-media-bundle/nifi-image-viewer/src/main/webapp/WEB-INF/jsp/image.jsp @@ -0,0 +1,39 @@ +<%-- + 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. +--%> +<%@ page contentType="text/html" pageEncoding="UTF-8" session="false" %> +<script type="text/javascript" src="../nifi/js/jquery/jquery-2.1.1.min.js"></script> +<style> + #image-holder { + position: absolute; + right: 50px; + bottom: 50px; + left: 100px; + top: 100px; + border: 1px solid #aaa; + overflow: auto; + background-color: #fff; + padding: 4px; + } +</style> +<div id="image-holder"></div> +<script type="text/javascript"> + $(document).ready(function() { + var ref = $('#ref').text(); + var imgElement = $('<img/>').attr('src', ref); + $('#image-holder').append(imgElement); + }); +</script> \ No newline at end of file http://git-wip-us.apache.org/repos/asf/nifi/blob/6d7d4a8c/nifi-nar-bundles/nifi-media-bundle/nifi-image-viewer/src/main/webapp/WEB-INF/web.xml ---------------------------------------------------------------------- diff --git a/nifi-nar-bundles/nifi-media-bundle/nifi-image-viewer/src/main/webapp/WEB-INF/web.xml b/nifi-nar-bundles/nifi-media-bundle/nifi-image-viewer/src/main/webapp/WEB-INF/web.xml new file mode 100755 index 0000000..bccf333 --- /dev/null +++ b/nifi-nar-bundles/nifi-media-bundle/nifi-image-viewer/src/main/webapp/WEB-INF/web.xml @@ -0,0 +1,29 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!-- + 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. +--> +<web-app version="3.0" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"> + <display-name>nifi-image-viewer</display-name> + <servlet> + <servlet-name>ImageViewer</servlet-name> + <servlet-class>org.apache.nifi.web.ImageViewerController</servlet-class> + </servlet> + <servlet-mapping> + <servlet-name>ImageViewer</servlet-name> + <url-pattern>/view-content</url-pattern> + </servlet-mapping> + <welcome-file-list> + <welcome-file>view-content</welcome-file> + </welcome-file-list> +</web-app>
