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#502 Replaced usages of System.out with logger.

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This commit is contained in:
daniel-bryla
2016-10-23 19:59:03 +02:00
parent 4ca205c03c
commit 0438811489
154 changed files with 1155 additions and 792 deletions
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17
interpreter/src/main/java/com/iluwatar/interpreter/App.java
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@@ -22,6 +22,9 @@
*/
package com.iluwatar.interpreter;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.Stack;
/**
@@ -37,6 +40,8 @@ import java.util.Stack;
*/
public class App {
private static final Logger LOGGER = LoggerFactory.getLogger(App.class);
/**
*
* Program entry point.
@@ -56,21 +61,21 @@ public class App {
if (isOperator(s)) {
Expression rightExpression = stack.pop();
Expression leftExpression = stack.pop();
System.out.println(String.format("popped from stack left: %d right: %d",
leftExpression.interpret(), rightExpression.interpret()));
LOGGER.info("popped from stack left: {} right: {}",
leftExpression.interpret(), rightExpression.interpret());
Expression operator = getOperatorInstance(s, leftExpression, rightExpression);
System.out.println(String.format("operator: %s", operator));
LOGGER.info("operator: {}", operator);
int result = operator.interpret();
NumberExpression resultExpression = new NumberExpression(result);
stack.push(resultExpression);
System.out.println(String.format("push result to stack: %d", resultExpression.interpret()));
LOGGER.info("push result to stack: {}", resultExpression.interpret());
} else {
Expression i = new NumberExpression(s);
stack.push(i);
System.out.println(String.format("push to stack: %d", i.interpret()));
LOGGER.info("push to stack: {}", i.interpret());
}
}
System.out.println(String.format("result: %d", stack.pop().interpret()));
LOGGER.info("result: {}", stack.pop().interpret());
}
public static boolean isOperator(String s) {