Simplify project structure

[gpl/argeo-suite.git] / org.argeo.support.odk / src / org / argeo / support / odk / BundleResourceOdkForm.java

diff --git a/org.argeo.support.odk/src/org/argeo/support/odk/BundleResourceOdkForm.java b/org.argeo.support.odk/src/org/argeo/support/odk/BundleResourceOdkForm.java
new file mode 100644 (file)
index 0000000..fc55f35
--- /dev/null
+++ b/org.argeo.support.odk/src/org/argeo/support/odk/BundleResourceOdkForm.java
@@ -0,0 +1,101 @@
+package org.argeo.support.odk;
+
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URL;
+import java.util.Map;
+
+import org.apache.commons.io.FilenameUtils;
+import org.apache.commons.io.IOUtils;
+import org.argeo.util.DigestUtils;
+import org.osgi.framework.Bundle;
+import org.osgi.framework.BundleContext;
+
+/** {@link OdkForm} implementation based on an OSGi {@link Bundle} resource. */
+public class BundleResourceOdkForm implements OdkForm {
+       private String formId;
+       private String name;
+       private String version;
+       private String description;
+       private String hash;
+       private String fileName;
+
+       private byte[] data;
+
+       public void init(Map<String, String> properties, BundleContext bundleContext) throws IOException {
+               String location = properties.get("location");
+               fileName = FilenameUtils.getName(location);
+               URL url = bundleContext.getBundle().getResource(location);
+               data = IOUtils.toByteArray(url.openStream());
+               hash = "md5:" + DigestUtils.digest(DigestUtils.MD5, data);
+
+               // TODO get it from the XML
+               formId = properties.get("formId");
+               version = properties.get("version");
+
+               name = properties.get("name");
+               description = properties.get("description");
+       }
+
+       @Override
+       public String getFormId() {
+               return formId;
+       }
+
+       @Override
+       public String getName() {
+               return name;
+       }
+
+       @Override
+       public String getVersion() {
+               return version;
+       }
+
+       @Override
+       public String getDescription() {
+               return description;
+       }
+
+       @Override
+       public String getHash(String hashType) {
+               return hash;
+       }
+
+       @Override
+       public String getFileName() {
+               return fileName;
+       }
+
+       @Override
+       public InputStream openStream() {
+               return new ByteArrayInputStream(data);
+       }
+
+       @Override
+       public int hashCode() {
+               assert formId != null;
+               assert version != null;
+               return formId.hashCode() + version.hashCode();
+       }
+
+       @Override
+       public boolean equals(Object obj) {
+               assert formId != null;
+               assert version != null;
+               if (!(obj instanceof OdkForm))
+                       return false;
+               OdkForm other = (OdkForm) obj;
+               assert other.getFormId() != null;
+               assert other.getVersion() != null;
+
+               return other.getFormId().equals(formId) && other.getVersion().equals(version);
+       }
+
+       @Override
+       public String toString() {
+               return "ODK Form " + formId + ", v" + version;
+       }
+
+}