Java Map Print printHashMap(String lt, HashMap map, String rt, int maxparm)

Description

print Hash Map

License

Open Source License

Parameter

Parameter	Description
lt	a parameter
map	a parameter
rt	a parameter
maxparm	a parameter

Declaration

public static int printHashMap(String lt, HashMap<String, String> map, String rt, int maxparm) 

Method Source Code

//package com.java2s;

import java.util.HashMap;
import java.util.Iterator;

import java.util.Set;

public class Main {
    /**//w ww .  j  ava  2 s. c  o  m
     * @param lt
     * @param map
     * @param rt
     * @param maxparm
     * @return
     */
    public static int printHashMap(String lt, HashMap<String, String> map, String rt, int maxparm) {
        Set<String> keySetOfPaths = map.keySet();
        Iterator<String> itrKeySetOfPaths = keySetOfPaths.iterator();

        int maxlen = maxparm;

        while (itrKeySetOfPaths.hasNext()) {
            String aKey = itrKeySetOfPaths.next();
            if (maxlen < aKey.length())
                maxlen = aKey.length();
        }

        keySetOfPaths = map.keySet();
        itrKeySetOfPaths = keySetOfPaths.iterator();

        while (itrKeySetOfPaths.hasNext()) {
            String aKey = itrKeySetOfPaths.next();
            String aVal = map.get(aKey);

            int gap = maxlen - aKey.length();

            System.out.print(lt + aKey);

            for (int i = 0; i < gap; i++)
                System.out.print(" ");

            System.out.println(" , " + aVal + rt);
        }

        return maxlen;
    }

    /**
     * @param map
     */
    public static void printHashMap(HashMap<String, String> map) {
        Set<String> keySetOfPaths = map.keySet();
        Iterator<String> itrKeySetOfPaths = keySetOfPaths.iterator();

        int maxlen = 0;

        while (itrKeySetOfPaths.hasNext()) {
            String aKey = itrKeySetOfPaths.next();
            if (maxlen < aKey.length())
                maxlen = aKey.length();
        }

        keySetOfPaths = map.keySet();
        itrKeySetOfPaths = keySetOfPaths.iterator();

        while (itrKeySetOfPaths.hasNext()) {
            String aKey = itrKeySetOfPaths.next();
            String aVal = map.get(aKey);

            int gap = maxlen - aKey.length();

            System.out.print("-> " + aKey);

            for (int i = 0; i < gap; i++)
                System.out.print(" ");

            System.out.println(" , " + aVal);
        }
    }

    /**
     * @param lt
     * @param map
     * @param rt
     * @return
     */
    public static int printHashMap(String lt, HashMap<String, String> map, String rt) {
        Set<String> keySetOfPaths = map.keySet();
        Iterator<String> itrKeySetOfPaths = keySetOfPaths.iterator();

        int maxlen = 0;

        while (itrKeySetOfPaths.hasNext()) {
            String aKey = itrKeySetOfPaths.next();
            if (maxlen < aKey.length())
                maxlen = aKey.length();
        }

        keySetOfPaths = map.keySet();
        itrKeySetOfPaths = keySetOfPaths.iterator();

        while (itrKeySetOfPaths.hasNext()) {
            String aKey = itrKeySetOfPaths.next();
            String aVal = map.get(aKey);

            int gap = maxlen - aKey.length();

            System.out.print(lt + aKey);

            for (int i = 0; i < gap; i++)
                System.out.print(" ");

            System.out.println(" , " + aVal + rt);
        }

        return maxlen;
    }
}

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