java.lang.Object
- com.igormaznitsa.prologparser.utils.StringBuilderEx

```
public final class StringBuilderEx
extends java.lang.Object
```
Internal auxiliary class to wrap a StringBuilder instance and provide some extra methods.

Field Summary

Fields
Modifier and Type Field Description

private int limit

private java.lang.StringBuilder stringBuilder

Constructor Summary

Constructors
Constructor	Description
`StringBuilderEx(int capacity)`
`StringBuilderEx(int capacity, int limit)`
`StringBuilderEx(java.lang.String initialString)`
`StringBuilderEx(java.lang.String initialString, int limit)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`StringBuilderEx`	`append(char chr)`
`StringBuilderEx`	`append(java.lang.String str)`
`private void`	`assertBufferLimit()`
`private int`	`assertLimitValue(int limit)`
`char`	`charAt(int position)`
`void`	`clear()`
`char`	`getLastChar()`
`boolean`	`hasSeveralChars()`
`boolean`	`isEmpty()`
`boolean`	`isFirstCharDigit()`
`boolean`	`isLastChar(char chr)`
`boolean`	`isSingleChar(char chr)`
`int`	`lastIndexOf(char chr)`
`int`	`length()`
`char`	`pop()`
`void`	`push(char chr)`
`java.lang.String`	`substring(int start)`
`java.lang.String`	`substring(int start, int end)`
`java.lang.String`	`toString()`
`java.lang.String`	`toStringExcludeLastChar()`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

limit
```
private final int limit
```

stringBuilder

private final java.lang.StringBuilder stringBuilder

Constructor Detail

StringBuilderEx

public StringBuilderEx(java.lang.String initialString)

StringBuilderEx

public StringBuilderEx(int capacity)

StringBuilderEx

public StringBuilderEx(java.lang.String initialString,
                       int limit)

StringBuilderEx

public StringBuilderEx(int capacity,
                       int limit)

Method Detail

append

public StringBuilderEx append(char chr)

length
```
public int length()
```

charAt
```
public char charAt(int position)
```

assertLimitValue

private int assertLimitValue(int limit)

lastIndexOf
```
public int lastIndexOf(char chr)
```

isSingleChar

public boolean isSingleChar(char chr)

isLastChar

public boolean isLastChar(char chr)

toStringExcludeLastChar

public java.lang.String toStringExcludeLastChar()

hasSeveralChars
```
public boolean hasSeveralChars()
```

getLastChar
```
public char getLastChar()
```

substring

public java.lang.String substring(int start)

substring

public java.lang.String substring(int start,
                                  int end)

append

public StringBuilderEx append(java.lang.String str)

clear
```
public void clear()
```

toString
```
public java.lang.String toString()
```
Overrides:

toString in class java.lang.Object

assertBufferLimit
```
private void assertBufferLimit()
```

push
```
public void push(char chr)
```

pop
```
public char pop()
```

isEmpty
```
public boolean isEmpty()
```

isFirstCharDigit
```
public boolean isFirstCharDigit()
```

Modifier and Type	Field	Description
`private int`	`limit`
`private java.lang.StringBuilder`	`stringBuilder`

Class StringBuilderEx

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

limit

stringBuilder

Constructor Detail

StringBuilderEx

StringBuilderEx

StringBuilderEx

StringBuilderEx

Method Detail

append

length

charAt

assertLimitValue

lastIndexOf

isSingleChar

isLastChar

toStringExcludeLastChar

hasSeveralChars

getLastChar

substring

substring

append

clear

toString

assertBufferLimit

push

pop

isEmpty

isFirstCharDigit