*/
package org.biojava.dasobert.das;
-import org.xml.sax.helpers.DefaultHandler;
-import org.xml.sax.Attributes;
+import java.util.*;
-import java.util.ArrayList ;
-import java.util.HashMap ;
-import java.util.List;
+import org.xml.sax.*;
+import org.xml.sax.helpers.*;
/**
* a class to parse the response of a DAS - Feature request
* @author Andreas Prlic
*
*/
-public class DAS_Feature_Handler extends DefaultHandler{
-
- /**
- *
- */
- List features ;
- boolean first_flag ;
- HashMap feature ;
- String featurefield ;
- String characterdata ;
- String dasCommand ;
-
- int comeBackLater ;
-
- int maxFeatures ;
-
- public DAS_Feature_Handler() {
- super();
-
- features= new ArrayList() ;
- first_flag = true ;
- featurefield = "" ;
- characterdata = "";
- dasCommand = "" ;
- comeBackLater = -1;
- maxFeatures = -1;
- }
+public class DAS_Feature_Handler
+ extends DefaultHandler
+{
- /** specifies a maximum number of features to be downloaded. if a
- server returns more, they will be ignored. default is to load
- all features
- @param max the maximium number of features to be downloaded
- */
+ /**
+ *
+ */
+ List features;
+ boolean first_flag;
+ HashMap feature;
+ String featurefield;
+ String characterdata;
+ String dasCommand;
- public void setMaxFeatures(int max) {
- maxFeatures = max;
- }
+ int comeBackLater;
- public int getMaxFeatures() {
- return maxFeatures;
- }
-
- public void setDASCommand(String cmd) { dasCommand = cmd ;}
- public String getDASCommand() { return dasCommand; }
-
- public List get_features() {
- return features ;
- }
-
- public int getComBackLater(){
- return comeBackLater;
+ int maxFeatures;
+
+ public DAS_Feature_Handler()
+ {
+ super();
+
+ features = new ArrayList();
+ first_flag = true;
+ featurefield = "";
+ characterdata = "";
+ dasCommand = "";
+ comeBackLater = -1;
+ maxFeatures = -1;
+ }
+
+ /** specifies a maximum number of features to be downloaded. if a
+ server returns more, they will be ignored. default is to load
+ all features
+ @param max the maximium number of features to be downloaded
+ */
+
+ public void setMaxFeatures(int max)
+ {
+ maxFeatures = max;
+ }
+
+ public int getMaxFeatures()
+ {
+ return maxFeatures;
+ }
+
+ public void setDASCommand(String cmd)
+ {
+ dasCommand = cmd;
+ }
+
+ public String getDASCommand()
+ {
+ return dasCommand;
+ }
+
+ public List get_features()
+ {
+ return features;
+ }
+
+ public int getComBackLater()
+ {
+ return comeBackLater;
+ }
+
+ void start_feature(String uri, String name, String qName, Attributes atts)
+ {
+
+ if ( (maxFeatures > 0) && (features.size() > maxFeatures))
+ {
+ characterdata = "";
+ return;
}
-
- void start_feature(String uri, String name, String qName, Attributes atts) {
-
- if (( maxFeatures > 0 ) && ( features.size() > maxFeatures ) ) {
- characterdata = "";
- return;
- }
- feature = new HashMap() ;
- String id = atts.getValue("id");
- feature.put("id",id);
- feature.put("dassource",dasCommand);
- characterdata = "";
+ feature = new HashMap();
+ String id = atts.getValue("id");
+ feature.put("id", id);
+ feature.put("dassource", dasCommand);
+ characterdata = "";
+ }
+
+ void add_featuredata(String uri, String name, String qName)
+ {
+ //System.out.println("featurefield "+featurefield+ " data "+characterdata);
+ // NOTE can have multiple lines ..
+
+ if ( (maxFeatures > 0) && (features.size() > maxFeatures))
+ {
+ return;
}
-
- void add_featuredata(String uri, String name, String qName) {
- //System.out.println("featurefield "+featurefield+ " data "+characterdata);
- // NOTE can have multiple lines ..
-
- if (( maxFeatures > 0 ) && ( features.size() > maxFeatures ) ) {
- return;
- }
-
-
- String data = (String)feature.get(featurefield);
- if (data != null){
- characterdata = data + " " + characterdata;
- }
-
- feature.put(featurefield,characterdata);
- featurefield = "";
- characterdata = "";
+
+ String data = (String) feature.get(featurefield);
+ if (data != null)
+ {
+ characterdata = data + " " + characterdata;
}
-
- private void addLink(String uri, String name, String qName, Attributes atts) {
- String href = atts.getValue("href");
- feature.put("LINK",href);
- characterdata="";
- featurefield = "LINK-TEXT";
-
+
+ feature.put(featurefield, characterdata);
+ featurefield = "";
+ characterdata = "";
+ }
+
+ private void addLink(String uri, String name, String qName, Attributes atts)
+ {
+ String href = atts.getValue("href");
+ feature.put("LINK", href);
+ characterdata = "";
+ featurefield = "LINK-TEXT";
+
+ }
+
+ public void startElement(String uri, String name, String qName,
+ Attributes atts)
+ {
+ //System.out.println("new element "+qName);
+
+ if (qName.equals("FEATURE"))
+ {
+ start_feature(uri, name, qName, atts);
}
-
- public void startElement (String uri, String name, String qName, Attributes atts){
- //System.out.println("new element "+qName);
-
- if (qName.equals("FEATURE"))
- start_feature(uri, name, qName, atts);
- else if ( qName.equals("LINK"))
- addLink(uri,name,qName, atts);
- else if ( qName.equals("METHOD") ||
- qName.equals("TYPE") ||
- qName.equals("START") ||
- qName.equals("END") ||
- qName.equals("NOTE") ||
- qName.equals("SCORE")
- ){
- characterdata ="";
- featurefield = qName ;
- }
-
+ else if (qName.equals("LINK"))
+ {
+ addLink(uri, name, qName, atts);
}
-
- public void startDocument() {
+ else if (qName.equals("METHOD") ||
+ qName.equals("TYPE") ||
+ qName.equals("START") ||
+ qName.equals("END") ||
+ qName.equals("NOTE") ||
+ qName.equals("SCORE")
+ )
+ {
+ characterdata = "";
+ featurefield = qName;
}
-
- public void endDocument () {
+
+ }
+
+ public void startDocument()
+ {
+ }
+
+ public void endDocument()
+ {
+ }
+
+ public void endElement(String uri, String name, String qName)
+ {
+
+ if (qName.equals("METHOD") ||
+ qName.equals("TYPE") ||
+ qName.equals("START") ||
+ qName.equals("END") ||
+ qName.equals("NOTE") ||
+ qName.equals("LINK") ||
+ qName.equals("SCORE")
+ )
+ {
+ add_featuredata(uri, name, qName);
}
- public void endElement(String uri, String name, String qName) {
-
- if ( qName.equals("METHOD") ||
- qName.equals("TYPE") ||
- qName.equals("START") ||
- qName.equals("END") ||
- qName.equals("NOTE") ||
- qName.equals("LINK") ||
- qName.equals("SCORE")
- ) {
- add_featuredata(uri,name,qName);
- }
- else if ( qName.equals("FEATURE")) {
-
- if ( maxFeatures > 0 ) {
- if ( features.size() < maxFeatures ) {
- features.add(feature);
- }
- } else {
- // no restriction
- features.add(feature);
- }
+ else if (qName.equals("FEATURE"))
+ {
+
+ if (maxFeatures > 0)
+ {
+ if (features.size() < maxFeatures)
+ {
+ features.add(feature);
}
+ }
+ else
+ {
+ // no restriction
+ features.add(feature);
+ }
}
-
- public void characters (char ch[], int start, int length){
+ }
- for (int i = start; i < start + length; i++) {
-
- characterdata += ch[i];
- }
-
+ public void characters(char ch[], int start, int length)
+ {
+
+ for (int i = start; i < start + length; i++)
+ {
+
+ characterdata += ch[i];
}
-
+
+ }
+
}
git://source.jalview.org / jalview.git / blobdiff