org.openl.rules.ui.tree.BaseTableTreeNodeBuilder Maven / Gradle / Ivy
package org.openl.rules.ui.tree;
import org.openl.rules.lang.xls.syntax.TableSyntaxNode;
import org.openl.rules.ui.IProjectTypes;
/**
* Base class for building tree using tables meta information.
*/
public abstract class BaseTableTreeNodeBuilder implements TreeNodeBuilder {
/**
* {@inheritDoc}
*/
@Override
public ProjectTreeNode makeNode(TableSyntaxNode tableSyntaxNode, int i) {
Object nodeObject = makeObject(tableSyntaxNode);
String[] displayNames = getDisplayValue(nodeObject, 0);
ProjectTreeNode projectTreeNode;
String type = getType(nodeObject);
if (type.equals(IProjectTypes.PT_FOLDER)) {
projectTreeNode = new ProjectTreeNode(displayNames, type, null);
} else {
projectTreeNode = new ProjectTreeNode(displayNames, type, tableSyntaxNode);
}
return projectTreeNode;
}
/**
* {@inheritDoc}
*/
@Override
public Comparable makeKey(TableSyntaxNode tableSyntaxNode) {
return makeKey(tableSyntaxNode, 0);
}
/**
* {@inheritDoc}
*/
@Override
public Comparable makeKey(TableSyntaxNode tableSyntaxNode, int i) {
Object nodeObject = makeObject(tableSyntaxNode);
return new NodeKey(getWeight(nodeObject), getDisplayValue(nodeObject, i));
}
/**
* {@inheritDoc}
*/
@Override
public boolean isUnique(TableSyntaxNode tableSyntaxNode) {
return false;
}
/**
* {@inheritDoc}
*/
@Override
public boolean isBuilderApplicableForObject(TableSyntaxNode tableSyntaxNode) {
return true;
}
/**
* Makes value object for node using table syntax node.
*
* @param tableSyntaxNode table syntax node
* @return node object
*/
protected Object makeObject(TableSyntaxNode tableSyntaxNode) {
return tableSyntaxNode;
}
/**
* Gets display value (triple of possible names) of node object.
*
* @param nodeObject node object
* @param i display name mode
* @return display value
*/
public abstract String[] getDisplayValue(Object nodeObject, int i);
/**
* Gets type of node.
*
* @param nodeObject node object
* @return string that represent node type
*/
public abstract String getType(Object nodeObject);
/**
* Gets url of node.
*
* @param nodeObject node object
* @return string that represent node url
*/
public abstract String getUrl(Object nodeObject);
/**
* Gets weight of node.
*
* @param nodeObject node object
* @return string that represent node weight
*/
public int getWeight(Object nodeObject) {
return 0;
}
}