Created
June 18, 2012 23:43
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Simple HTML Table Builder
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| /** | |
| * Uses: | |
| * HTMLTableBuilder htmlBuilder = new HTMLTableBuilder(null, true, 2, 3); | |
| * htmlBuilder.addTableHeader("1H", "2H", "3H"); | |
| * htmlBuilder.addRowValues("1", "2", "3"); | |
| * htmlBuilder.addRowValues("4", "5", "6"); | |
| * htmlBuilder.addRowValues("9", "8", "7"); | |
| * String table = htmlBuilder.build(); | |
| * System.out.println(table.toString()); | |
| */ | |
| public class HTMLTableBuilder { | |
| private int columns; | |
| private final StringBuilder table = new StringBuilder(); | |
| public static String HTML_START = "<html>"; | |
| public static String HTML_END = "</html>"; | |
| public static String TABLE_START_BORDER = "<table border=\"1\">"; | |
| public static String TABLE_START = "<table>"; | |
| public static String TABLE_END = "</table>"; | |
| public static String HEADER_START = "<th>"; | |
| public static String HEADER_END = "</th>"; | |
| public static String ROW_START = "<tr>"; | |
| public static String ROW_END = "</tr>"; | |
| public static String COLUMN_START = "<td>"; | |
| public static String COLUMN_END = "</td>"; | |
| /** | |
| * @param header | |
| * @param border | |
| * @param rows | |
| * @param columns | |
| */ | |
| public HTMLTableBuilder(String header, boolean border, int rows, int columns) { | |
| this.columns = columns; | |
| if (header != null) { | |
| table.append("<b>"); | |
| table.append(header); | |
| table.append("</b>"); | |
| } | |
| table.append(HTML_START); | |
| table.append(border ? TABLE_START_BORDER : TABLE_START); | |
| table.append(TABLE_END); | |
| table.append(HTML_END); | |
| } | |
| /** | |
| * @param values | |
| */ | |
| public void addTableHeader(String... values) { | |
| if (values.length != columns) { | |
| System.out.println("Error column lenth"); | |
| } else { | |
| int lastIndex = table.lastIndexOf(TABLE_END); | |
| if (lastIndex > 0) { | |
| StringBuilder sb = new StringBuilder(); | |
| sb.append(ROW_START); | |
| for (String value : values) { | |
| sb.append(HEADER_START); | |
| sb.append(value); | |
| sb.append(HEADER_END); | |
| } | |
| sb.append(ROW_END); | |
| table.insert(lastIndex, sb.toString()); | |
| } | |
| } | |
| } | |
| /** | |
| * @param values | |
| */ | |
| public void addRowValues(String... values) { | |
| if (values.length != columns) { | |
| System.out.println("Error column lenth"); | |
| } else { | |
| int lastIndex = table.lastIndexOf(ROW_END); | |
| if (lastIndex > 0) { | |
| int index = lastIndex + ROW_END.length(); | |
| StringBuilder sb = new StringBuilder(); | |
| sb.append(ROW_START); | |
| for (String value : values) { | |
| sb.append(COLUMN_START); | |
| sb.append(value); | |
| sb.append(COLUMN_END); | |
| } | |
| sb.append(ROW_END); | |
| table.insert(index, sb.toString()); | |
| } | |
| } | |
| } | |
| /** | |
| * @return | |
| */ | |
| public String build() { | |
| return table.toString(); | |
| } | |
| /** | |
| * @param args | |
| */ | |
| public static void main(String[] args) { | |
| HTMLTableBuilder htmlBuilder = new HTMLTableBuilder(null, true, 2, 3); | |
| htmlBuilder.addTableHeader("1H", "2H", "3H"); | |
| htmlBuilder.addRowValues("1", "2", "3"); | |
| htmlBuilder.addRowValues("4", "5", "6"); | |
| htmlBuilder.addRowValues("9", "8", "7"); | |
| String table = htmlBuilder.build(); | |
| System.out.println(table.toString()); | |
| } | |
| } |
Thank you. Very helpful!
Glad that you guys find it helpful. @rfcms-iscteiul @Kuanlin-Chen
thank you ！
Your code made my day! Thanks a lot!
@nanfree and @ameyaKetkar
Glad that you liked it.
public class HTMLTableBuilder {
private int columns;
private final StringBuilder table = new StringBuilder();
public static String TABLE_START = "
public static String TABLE_END = "
public static String HEADER_START = "";
public static String HEADER_END = "";
public static String ROW_START = "";
public static String ROW_END = "";
public static String COLUMN_START = "";
public static String COLUMN_END = "";
/**
* @param columns
*/
public HTMLTableBuilder(int columns) {
this.columns = columns;
table.append(TABLE_START);
table.append(TABLE_END);
}
/**
* @param values
*/
public void addTableHeader(Object... values) {
int lastIndex = table.lastIndexOf(TABLE_END);
if (lastIndex <= 0) {
return;
}
StringBuilder sb = new StringBuilder();
sb.append(ROW_START);
if (values.length != columns) {
for (int i = 0; i < columns; i++) {
sb.append(HEADER_START);
sb.append("values size error");
sb.append(HEADER_END);
}
} else {
for (Object value : values) {
sb.append(HEADER_START);
sb.append(value == null ? "" : value.toString());
sb.append(HEADER_END);
}
}
sb.append(ROW_END);
table.insert(lastIndex, sb.toString());
}
/**
* @param values
*/
public void addRowValues(Object... values) {
int lastIndex = table.lastIndexOf(TABLE_END);
if (lastIndex <= 0) {
return;
}
StringBuilder sb = new StringBuilder();
sb.append(ROW_START);
if (values.length != columns) {
for (int i = 0; i < columns; i++) {
sb.append(COLUMN_START);
sb.append("values size error");
sb.append(COLUMN_END);
}
} else {
for (Object value : values) {
sb.append(COLUMN_START);
sb.append(value == null ? "" : value.toString());
sb.append(COLUMN_END);
}
}
sb.append(ROW_END);
table.insert(lastIndex, sb.toString());
}
/**
* @return
*/
public String build() {
return table.toString();
}
/**
* @param args
*/
public static void main(String[] args) {
HTMLTableBuilder htmlBuilder = new HTMLTableBuilder(3);
htmlBuilder.addTableHeader("1H", "2H", "3H");
htmlBuilder.addRowValues("1", "2", "3");
htmlBuilder.addRowValues("4", "5", 6);
htmlBuilder.addRowValues("9", "8", "7");
String table = htmlBuilder.build();
System.out.println(table.toString());
}
}
How to add css code?
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Your code really made my day !