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package de.gultsch.chat.xml;
import java.util.Hashtable;
import java.util.Iterator;
import java.util.Map.Entry;
import java.util.Set;
public class Tag {
public static final int NO = -1;
public static final int START = 0;
public static final int END = 1;
public static final int EMPTY = 2;
protected int type;
protected String name;
protected Hashtable<String, String> attributes = new Hashtable<String, String>();
protected Tag(int type, String name) {
this.type = type;
this.name = name;
}
public static Tag no(String text) {
return new Tag(NO,text);
}
public static Tag start(String name) {
return new Tag(START,name);
}
public static Tag end(String name) {
return new Tag(END,name);
}
public static Tag empty(String name) {
return new Tag(EMPTY,name);
}
public String getName() {
return name;
}
public String getAttribute(String attrName) {
return this.attributes.get(attrName);
}
public Tag setAttribute(String attrName, String attrValue) {
this.attributes.put(attrName, attrValue);
return this;
}
public Tag setAtttributes(Hashtable<String, String> attributes) {
this.attributes = attributes;
return this;
}
public boolean isStart(String needle) {
return (this.type == START) && (this.name.equals(needle));
}
public boolean isEnd(String needle) {
return (this.type == END) && (this.name.equals(needle));
}
public boolean isNo() {
return (this.type == NO);
}
public String toString() {
StringBuilder tagOutput = new StringBuilder();
tagOutput.append('<');
if (type==END) {
tagOutput.append('/');
}
tagOutput.append(name);
if(type!=END) {
Set<Entry<String, String>> attributeSet = attributes.entrySet();
Iterator<Entry<String, String>> it = attributeSet.iterator();
while(it.hasNext()) {
Entry<String,String> entry = it.next();
tagOutput.append(' ');
tagOutput.append(entry.getKey());
tagOutput.append("=\"");
tagOutput.append(entry.getValue());
tagOutput.append('"');
}
}
if (type==EMPTY) {
tagOutput.append('/');
}
tagOutput.append('>');
return tagOutput.toString();
}
public Hashtable<String, String> getAttributes() {
return this.attributes;
}
}
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