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PDF renderer implementation supporting the subset of PDF 1.4 specification.

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package org.openpdf.renderer.function.postscript.operation;

import java.util.Stack;

final class Le implements PostScriptOperation {
	@Override
	/**
	 * num1 num2 le bool 
	 *
	 * pops two objects from the operand stack and pushes true
	 * if the first operand is less than or equal to the second,
	 * or false otherwise. If both operands are numbers, le
	 * compares their mathematical values. If both operands are
	 * strings, le compares them element by element, treating
	 * the elements as integers in the range 0 to 255,
	 * to determine whether the first string is lexically less
	 * than or equal to the second. If the operands are of other
	 * types or one is a string and the other is a number, a
	 * typecheck error occurs.

	 *
	 * errors: invalidaccess, stackunderflow, typecheck
	 */
	public void eval(Stack