attributeclause.java

esri的ArcGIS Server超级学习模板程序（for java）

package com.esri.solutions.jitk.datasources.ogc.filters;

public abstract class AttributeClause implements IFilterClause {
	/*
	  <ogc:ComparisonOperator>EqualTo</ogc:ComparisonOperator> 
	  <ogc:ComparisonOperator>NotEqualTo</ogc:ComparisonOperator> 
	  <ogc:ComparisonOperator>LessThan</ogc:ComparisonOperator> 
	  <ogc:ComparisonOperator>GreaterThan</ogc:ComparisonOperator> 
	  <ogc:ComparisonOperator>LessThanEqualTo</ogc:ComparisonOperator> 
	  <ogc:ComparisonOperator>GreaterThanEqualTo</ogc:ComparisonOperator> 
	  <ogc:ComparisonOperator>Like</ogc:ComparisonOperator> 
	  <ogc:ComparisonOperator>Between</ogc:ComparisonOperator> 
	  <ogc:ComparisonOperator>NullCheck</ogc:ComparisonOperator> 
	*/

	protected String _leftOperandPropertyName = "";
	protected AttributeOperator _op = AttributeOperator.EqualTo;
	
	public void setLeftOperandPropertyName(String shapePropertyName) {
		_leftOperandPropertyName = shapePropertyName;
	}
	
	public void setOperator(AttributeOperator op) {
		_op = op;
	}
	
	protected String getOperator() {
		switch (_op) {
		case NotEqualTo:
			return "NotEqualTo";
		
		case LessThanEqualTo:
			return "LessThanEqualTo";
			
		case GreaterThanEqualTo:
			return "GreaterThanEqualTo";			
			
		case LessThan:
			return "LessThan";	
		
		case GreaterThan:
			return "GreaterThan";
		
		case Like:
			return "Like";	
		
		case Between:
			return "Between";	
			
		case NullCheck:
			return "NullCheck";
		
		case EqualTo:
		default:
			return "EqualTo";
		}
	}
}