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package org.apache.tuscany.sca.domain.search.impl;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
public class ParentField implements Serializable {
private static final long serialVersionUID = -2090538050273088026L;
final private List<ParentFieldElement> elements;
public ParentField(String parentFieldValue) {
int length = parentFieldValue.length();
if (length == 0) {
this.elements = Collections.emptyList();
return;
}
this.elements = new ArrayList<ParentFieldElement>();
ParentFieldElement element = null;
StringBuilder sb = new StringBuilder();
for (int i = 0; i < length ; i++) {
char c = parentFieldValue.charAt(i);
if (c == DomainPathAnalyzer.PATH_SEPARATOR || c == DomainPathAnalyzer.PATH_START) {
if (sb.length() > 0 || element != null) {
if (element == null) {
element = new ParentFieldElement();
}
if (element.type == null) {
element.type = "";
}
if (element.uri == null) {
element.uri = element.name = sb.toString();
} else {
element.name = sb.toString();
}
sb.setLength(0);
this.elements.add(element);
element = null;
}
} else if (c == DomainPathAnalyzer.TYPE_SEPARATOR) {
if (element == null) {
element = new ParentFieldElement();
}
element.type = sb.toString();
sb.setLength(0);
} else if (c == DomainPathAnalyzer.URI_SEPARATOR) {
if (element == null) {
element = new ParentFieldElement();
}
element.uri = sb.toString();
sb.setLength(0);
} else {
sb.append(c);
}
}
if (sb.length() > 0 || element != null) {
if (element == null) {
element = new ParentFieldElement();
}
if (element.type == null) {
element.type = "";
}
if (element.uri == null) {
element.uri = element.name = sb.toString();
} else {
element.name = sb.toString();
}
sb.setLength(0);
this.elements.add(element);
element = null;
}
}
public static String getURIPath(ParentField parentField) {
return getURIPath(parentField, System.getProperty("file.separator"));
}
public static String getURIPath(ParentField parentField, String pathSeparator) {
StringBuilder sb = new StringBuilder();
sb.append(pathSeparator);
int elementsCount = parentField.getElementsCount();
for (int i = 0 ; i < elementsCount ; i++) {
sb.append(parentField.getElementName(i));
sb.append(pathSeparator);
}
if (sb.length() > pathSeparator.length()) {
sb.setLength(sb.length() - pathSeparator.length());
}
return sb.toString();
}
public static int getParentElementsCount(String parent) {
int length = parent.length();
if (length == 0) {
return 0;
}
boolean pathSeparatorBefore = true;
int count = 1;
for (int i = 0; i < length - 1; i++) {
char c = parent.charAt(i);
if (c == DomainPathAnalyzer.PATH_SEPARATOR && !pathSeparatorBefore) {
pathSeparatorBefore = true;
count++;
} else {
pathSeparatorBefore = false;
}
}
return count;
}
public int getElementsCount() {
return this.elements.size();
}
public String getElementType(int index) {
return this.elements.get(index).type;
}
public String getElementURI(int index) {
return this.elements.get(index).uri;
}
public String getElementName(int index) {
return this.elements.get(index).name;
}
final private static class ParentFieldElement {
String type;
String uri;
String name;
}
}
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