String 16 « string « Java Data Type Q&A





1. Get class object from string    forums.oracle.com

Scotty, Up front, I don't clearly understand what you're trying to do. the way it is set out is HandleClient is in a package called smtpserver OK, You've got a smtpserver.HandleClient class. Clear. and the class now is called Server in a package called common. the class? What class? Do you mean that you've renamed "smtpserver.HandleClient" to "common.Server"? what i want ...

2. String Methods Help Please~```    forums.oracle.com

Hi, I have a question that goes like this: Write a Java class called KillWhiteSpace, which defines a main() method that asks the user to enter a String s, and displays a new String consisting of all the characters in s, but with the leading and trailing white space removed. In addition, every sequence of spaces within the String is reduced ...

3. String Problem    forums.oracle.com

LazarusLong wrote: ... What is so terrible about posting on more than one forum? If one needs an answer to a question, what is so wrong about wanting to appeal to the widest possible audience? It possibly wastes other people's time. If someone posts on Sun's forum, is he/she supposed to assume that all possible eyes are going to see the ...

4. Scanners recognizing a string    forums.oracle.com

Hey I'm having a problem getting my scanner to recognize a string. This is the portion of my code creating the problem. I changed it to an int and made it 1 instead of y and everything works fine but when i run this everything comes up as else, even y. Can anyone just point me in the right direction? String ...

5. Clob to String    forums.oracle.com

I think you are trying to extract the text from the blob object which is actually a big xml (basically its text). if i'm right, you need to get the character stream of the blob/clob object you get. check the JDBC api for that. after getting the character stream read from the stream from a reader like BufferedReader.

6. need help with string    forums.oracle.com

Hi to all of you, i am newbie in java and i have stuck in one book from which i read and learn java. I need first letter from a string and need to compare it to a letter "A" and then do some other tasks. Like this: class RazorBlade{ public static void loadLettersAIntoMap(Map map, List list){ Iterator iter = list.iterator(); ...

7. Writing String backwards help    forums.oracle.com

8. Java String End    forums.oracle.com

Hi, i have the following problem: if((nome.getText()).charAt(i) == c || nome.getText().charAt(i) == ? ){ the code inside this if statement should only be executed if one of the characters of the string (that comes from a JTextField) is equal to c OR if the FOR cycle above this statement ends. what should i put instead of the question mark? null? 0? ...





10. How to handle String as Equation..    forums.oracle.com

11. Delimeter Between Strings    forums.oracle.com

I am going to provide a long string as a parameter to a method. This long string consists of a number of Strings (the number is a variable) separated by delimeters; for example, "aa, bbbbb, ccc, ddddddd". This method is supposed to return the length of the longest string in this comma separated list: public int longestLength(String longString) { ... return ...

12. Coverting String[] to a String    forums.oracle.com

Strings are immutable, you are much better off using StringBuffer.append. Also your solution leaves an extra " " at the end. Edit:Jverd beat me to it. And in this case StringBuilder is probably a better choice than StringBuffer, StringBuffer is the safer choice if you are using any threading. Both of them are better than the += method though Edited by: ...

13. not calling String (when i think it should)    forums.oracle.com

/* * To change this template, choose Tools | Templates * and open the template in the editor. * * Plan * * Using a scanner, player is asked to input their date of birth. From the date * of birth, their chinese animal and elment is provided to them, as well as *a wealth of information about the subject * ...

14. what does "String.class" mean    forums.oracle.com

15. Using a string to make a method call.    forums.oracle.com

16. String Removal    forums.oracle.com

I think the clarification the paul miner was after is this: If the original phrase is "one two three" and the phrase that needs removing is "one three" will the result be "two" or will it be unchanged? Ie does there need to be an exact match or does each word be removed individually? I also forsee a pitfall. Say I ...





17. String help?    forums.oracle.com

Do you understand regex's? If your remove String is aBc then you convert it to abcABC. Using that in replaceAll will convert xabcABCx to xx but will not change xabcxABC because it is looking for the exact match of abcABC. You need to convert it to a character class by placing the String inside square brackets [ ].

19. Using string in if sentance?    forums.oracle.com

I've had some problems with checking a string in an if sentance. String var = "text"; if (var == "text") { blablabla } This doesn't work if var is set to String. How can I solve it, switch doesn't work either. It doesn't fail to compile, and the variable is correct. Edited by: Skruf on Sep 10, 2008 2:20 PM

20. adding strings?    forums.oracle.com

21. String input    forums.oracle.com

22. String Calculator    forums.oracle.com

Requirements Input: Mathematical String / Statement to be evaluated example: ( ( 4 + 2 ) * ( 4 / 2) ) - 3 Output : Result/Evaluation of the Mathematical Statement example: 9 Option: 1. You can use BufferedReader or JOptionPane 2. Operators to be used is not limited to the 4 operators only Hint: Use 2 arrays, 1 for the ...

23. String assignation wierdness    forums.oracle.com

24. String sensitvie in object table    forums.oracle.com

25. Storing String    forums.oracle.com

26. String and connect method mystery    forums.oracle.com

27. allowing specific formate for a string    forums.oracle.com

i've managed to parse ok for single lines and input it into a arraylist but with address for luke skywalker i'm unable to parse the multiple lines i've think i''ll set it so it parses to the next name or blank line but i'm having trouble writing this code, but it still only parses a single line else if (word.equalsIgnoreCase("address") && ...

28. Using Strings    forums.oracle.com

Im completely new to Java so apologies if this is a stupid question. Im setting up a trial program that requests my name address postcode etc from me using; Scanner sc = new Scanner(System.in); I have defined a string named firstLine and have used firstLine = sc.next(); to input the string through the keyboard. This is fine so long as there ...

29. Method not able to return a String ??    forums.oracle.com

total = cur.getTotalSetupsMinute(); failed = cur.getFailedSetupsMinute(); ... .. ..there are such 100 get references every minute... so i took left side into an array..which i got to do successfully... probelm is with right hand side which makes a call according ,..so i wrote a definehelper method which return a string name of a method that should be called for a particular ...

30. String Class    forums.oracle.com

GGupta wrote: String a = new String("abc") I have read that above code will create 2 String objects,one in the String Pool and the other one on the heap. That's not quite true. For each String literal (stored in the String literal pool) one String object exists (stored on the heap). When you do, String s = "abc"; You get the ...

32. String not flushing    forums.oracle.com

Why do you think the flush is not occurring? It appears you have commented out lines of code to validate you actually have data to put out, but you do not state that you have run with it and that it has valid output. Are you sure you want group(1) and not group()?

33. Invoking a method from a string    forums.oracle.com

34. Question related to String    forums.oracle.com

35. String comparission!    forums.oracle.com

yes i did read it and mentioned it in my earlier statement that it won't work as per my undertsanding. If you think it would work then better tell how instead of repeating your comment. If you want to help just do it and without any preconditions and judgements. i did it using xpath. thanks for your help anyway.

36. [CORBA] object_to_string - choose port    forums.oracle.com

37. Evaluation of a dynamically created string    forums.oracle.com

The Java language doesn't support that directly, but there are APIs that do so. Google for java scripting api, and note that despite the name of the API, and although the only scripting language currently supported by that API is JavaScript (as far as I know--or maybe it's just the only one built-in with the core download), there is no relation ...

38. JXL String Cell Location    forums.oracle.com

I'm working with jxl and, obviously, Excel and I need to be able to get a Cell's String Location (eg. A1 or AU23). I need the Cell String Locations so I can insert formulas into the sheet. I know you can search for a cell using the String Location or the Column/Row index and I know you can find the Column/Row ...

39. String to bitmap generation    forums.oracle.com

Hi I try to generate a bmp file. The input data will be a String in Unicode like String s = "Hello world"; The output will be a bmp file of hight and width which will have this text on it. The font used to generate bmp should be also a parameter. Now my quastion: is it possible to generate this ...

40. Compress a String. Store result as a String. Uncompress using stored String    forums.oracle.com

Hi, I am tring to compress a very long string, store the result as a string and then uncompress the stored result to the original string. I have been using a GZIPOutputStream solution. The result of the compression using a println statement is "[B@3e25a5" which I unerstand is a byte[] array ( [B ) and Hex representation of the value. How ...

41. messing with strings    forums.oracle.com

42. can we give the capacity of string object.    forums.oracle.com

The String class has a constructor that takes an array of characters as an argument. You specify the size of an array when you create it. See anything you can do here? What you do, exactly, depends entirely on where the characters are coming from, and what you want to do about there being more than 18. Other than "not allowing ...

43. String API Specification is wrong    forums.oracle.com

I don't take it as incorrect so much as unclear. I think in the context of what they're talking about--immutability--the two are equivalent. That is, using a shared String is equivalent to creating a new one (except for the obvious difference that you are or are not creating a new String) because you don't have to worry about the contents changing. ...

45. new String[0]    forums.oracle.com

46. Adding "\b" to a string. Please help!    forums.oracle.com

Zaerdna wrote: I'll be here for a long time! Anyways, I'm making a chat, and when pressing backspace i need to remove the last character in the string "message". I got the chat working, just need help with adding the backspace to the string. ^^ I'm not familiar with AWT (Applet), but am familiar with Swing (JApplet), and I strongly doubt ...

47. String to corresponding object using Type    forums.oracle.com

I have, 1. a value as string. eg: String value = "true"; 2. the java.lang.reflect.Type object of the value. eg: java.lang.Booleen I want to create an object from string which of type corresponding to the Type I have. For the above example, it want create Boolean object from the string "true" when Type reference to java.lang.Boolean. It is easy for a ...

48. Using a String to specify which method that should be called    forums.oracle.com

Furthermore the code tends to be messy, exception handling gets a bit nasty and so on. On the other hand I'm not a big fan of long if else if chains. Depending on what you're trying to accomplish there are a number of things you could consider. One neat way of looking up a command word is to use an enumerated ...

49. String reference not changing    forums.oracle.com

When you create a new String variable having the contents already existing in the String Pool ,then the reference point to existing data. e.g. String a="Hello";//Create a block of memory in the Pool with Data "Hello" String b="Hello";// Search for any block having data "Hello", here existing then b will point to same block..... // when you check s1==s2 // It ...

50. String to Object    forums.oracle.com

51. How to Write a String to OutputStram    forums.oracle.com

Dear All, Need a help to write a String data to OutputStream response.setContentType( "text/xml; charset=UTF-8" ); OutputStream outs = response.getOutputStream(); outs.write( new byte[]{(byte)0xEF, (byte)0xBB, (byte)0xBF} ); outs.flush(); String xmlChart = FunctionToGetStringXml( ); // How to write String data to output stream I need your help to write the above String xmlChart to OutputStream

52. Output String Handling in Java    forums.oracle.com

Hi, guys............... How can I format my output I have a long text formula which consist of alot of "()","{ }" "[ ]" and some other special char. I want to see in a readable format. This output formula is approximately you can say 1 or 2 pages but there is no any space or a break line e.g. [sdsadadfdfsdffwesdfsdfsdf{sdsdddsd^afasdfadfsdfasdfasdfasdf(asdfaf(asfasdfbvdcbyrey)eyydfhghghshgfghfg)fghfghfg}hfg]hfg$sdfsdfsdfsdg[fsdgdfhd{[dsfassd{sdfsgsggdfbergdfvgg}dfgdfgdfgdfg]gdfgdfgdfgdfgdg(hfghfghsdfhgasdfasdffdghdfhbdfgd^sdfgasdfgdfgdfgdfbsd|dfsdggdfgdfhdgh)dfhdfh}dfhdfhvnbvbnmghmjyky] and ...

53. get property from a string name    forums.oracle.com

54. How to set String Using radio buttons?    forums.oracle.com

55. how to rotate a string    forums.oracle.com

56. reposting ! string concatanation not working in java    forums.oracle.com

hi I am using the following code to construct a string and i see that it seems that the correct string is made but the application does not run if i just cut n paste the same string into command prompt it works fine . please advise : also note iam costructing string in two way , but using stringbuffer and ...

57. About string - how to solve this question ?    forums.oracle.com

I have a string, let say x. The output of System.out.println(x) is abc def I want the output is abcdef I had tried x = x.replaceAll("\t", ""); x = x.replaceAll("\r", ""); x = x.replaceAll("\n", ""); x = x.replaceAll("\f", ""); x = x.replaceAll("(?m)$^|[\\r\\n]+ z", ""); x = x.replace('\r', ''); x = x.replace('\n', '') x = x.replaceAll(System.getProperty("line.separator"),""); but none of the above can ...

58. Reducing String Length/size    forums.oracle.com

Hi, I am trying to create an application that will reduce the size of the string since I am dealing with a large string all the time and and it causes a problem. Due to some reason, the parameter will be limited to certain length. This large string are unable to be passed over. So now I am looking for a ...

59. Problem With String program..... Need Help!!!!    forums.oracle.com

Input String : - We are living in the computer world. Enter number of words to change :- 2 Enter position of words to change :- 2, 5 __________________________________________ Output :- We bsf living in uif computer world. __________________________________________ Note :- Display a error message if number of words to change is greater than number of words in the string..... #My ...

60. String method problem with program    forums.oracle.com

61. Why String "\0" is converted to [65533,65533]    forums.oracle.com

Yes, I know, Generally, these code will incur error. However, they'r part of a huge program, Frankly, I'm working on Android, and these code are part of SMTP Auth. I also consider it's probably because of the charset setting which is controlled by complie switchers in makefile or somewhere. I just wanna know with what condition will cause such issue. Edited ...

62. working with string    forums.oracle.com

63. How to get the name of a field without specifying it as a string (somehow v    forums.oracle.com

I use the Java persistence and have defined a lot of entity beans which map to relational DB tables. Most of the field variables match to DB columns. I wrote a kind of generic framework on top of EJB Query Language. So you can define quite easily dynamic queries where in the end this framework constructs the necessary calls to Query ...

64. String(String)    forums.oracle.com

65. Solving equations from a String    forums.oracle.com

By the way, if this is a homework assignment (say, to take a string holding a mathematical expression, and then parse the string and evaluate the resulting expression), then just delegating to a scripting language will probably be a fail. If it's not a homework assignment...then you can probably google for a mathematical library for Java and get another reasonable solution. ...

66. String Help    forums.oracle.com

67. return string    forums.oracle.com

I can't tell you what you're doing wrong if you can't tell me what you want to do. I can only explain you what you're doing: You have an object of type class1 (which, by the way, should be named "Class1" because class names should start with an upper-case letter). That object has a field called "name". In the constructor of ...

68. which string concatination is efficient?    forums.oracle.com

69. String Interpretation.    forums.oracle.com

Hi, I am just starting a pet project for which i need some guidance and help. I have been programmer in the past but not done much programming lately, so i do need to brush up on some stuff. The question I have is if someone can direct me to some reading materials, tutorials, existing APIs, etc. for the following problem. ...

70. Help with java strings    forums.oracle.com

In any case, the question is too vague. You are not allowed to use a StringTokenizer(). But what else are you not allowed to use? You cannot use String.split() for example? Otherwise it is a simple loop. Keep track of a word index and loop until you find a space or the end of the string, then reverse everything from 'wordindex' ...

71. Get pattens from a String?    forums.oracle.com

As long as there are no escape sequences (i.e. "Bob said \"Yo' momma!\", but then he never was very bright."), just use String.split and take the odd numbered fields. Alternately there's a-regex-that-ate-my-baby kicking around this forum which does (more or less) the same thing < Jos enters stage left, swing a bloodied nearly negative lookbehind /> .... but string split is ...

72. Help. Need code for string verification    forums.oracle.com

Here is the code: import java.io.*; import java.io.File; import java.io.FileReader; import java.io.FileWriter; import java.io.IOException; public class CompString{ public static void main(String[] args) throws IOException{ System.out.println("Please go to http://mytatwear.com/verify.html and follow the instructions"); BufferedReader bf = new BufferedReader(new InputStreamReader(System.in)); System.out.println("Please enter number provided on the website"); String str1 = bf.readLine(); String str2 = "123456789"; if (str1.equals(str2)){ System.out.println("Verification complete copying files."); File inputFile ...

73. Suggestions required on String tokenizers    forums.oracle.com

You need: input, a buffer, a counter. - Read the input char by char; - if you encounter a opening paranthesis, increase the counter; - if you encounter a closing paranthesis, decrease the counter; - if you encounter a comma AND the counter is zero OR if you EOF AND there's content in the buffer, push the contents of the buffer ...

74. Creating and Manipulating Strings Question    forums.oracle.com

Code: import java.util.*; class String { public static void main(String[] args) { String s; s="This Is A Sample String"; System.out.println(s); System.out.println(s.substring(9) + s.substring(0,8)); } } For some reason, there was a problem with line s="This Is A Sample String"; It didn't work because of incopatible types. Also both s.subtring lines had an error at the dot because of cannot find symbol. ...

75. Looking for Java String Compression Solutions    forums.oracle.com

Hello all, My project is based on the Client Server DB Architecture. I am looking for Compression to reduce the number of bytes sent over the network. I'm sending too big Strings (XML Strings containing Values) over the network and experiencing very long response time. I am looking for a reliable Java String Compression Solution that I can use to compress ...

76. Resizing scrollpane to the length/size of the string.    forums.oracle.com

Heya! I can't seem to find a way to resize my scrollpane to the horizontal length/size of the string. For example: 1) Input #1. Quite short 2) Input #2. Prettyverymuchsoquitesolengthystringwevegothere. I'd like the scrollpane to be able to scroll ONLY vertically (can probably do that by using settings for it, i'm sure i've seen it somewhere), but the issue is: I'd ...

77. HOW TO DEFINE THE STRING INPUT AS XXXX-XXXX    forums.oracle.com

hi folks, i have an input program where i want to accept a field as follows. 1) the inputting characters should be uppercase alphabets only. Even if the user has entered small letters, the program should automatically convert it to uppercase. 2) the picture clause of the field should be xxxx-xxxx. As soon as the user types in xxxx the hyphen ...

78. cut a string from a particular position    forums.oracle.com

I have a string like this "nullHTTP/1.1 200 OKConnection: closeDate: Thu, 13 Aug 2009 08:04:08 GMTServer: Microsoft-IIS/6.0X-Powered-By: ASP.NETX-AspNet-Version: 2.0.50727Cache-Control: private, max-age=0Content-Type: text/xml; charset=utf-8Content-Length: 4985

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79. BufferedImage to String and back    forums.oracle.com

Yes, that's right, if you want to put something into an XML document then it has to be text. But the way to convert arbitrary binary data to text is NOT via the new String() constructor, because that assumes your bytes are supposed to represent text. Which they aren't. A common way to deal with this problem is to use Base64 ...

80. Smaller string container    forums.oracle.com

Jadz_Core wrote: No, i just created random strings there. Also, what do you classify as a small string? Something < 4-5 letters? And would large be 18-20k? Small/large relative to the size of an empty String object. A bare Object is somewhere around 12-20 bytes I think, depending on the implementation. You can look at the String class to see what ...

81. String to BCD    forums.oracle.com

82. String to BCD    forums.oracle.com

83. String to java code    forums.oracle.com

I'm using JDK 5 Release 6, so I don't have the javax.tools.JavaCompiler. Are there other ways of doing it with JDK 5? As for the expression being 0, off the top of my head I think it has to do with 2/3's being a repeated number decimal. But that was only an example to show what I wanted to do. vyang ...

84. String creation    forums.oracle.com

85. Working with Strings    forums.oracle.com

87. Dividing a string.--- Urgent Help    forums.oracle.com

Hi, I have a String like 0117A0100 .admin .01010000FRAZEE.CA810FA1.admin.2004030508342717836.1..0.0. M10000300 01000096..1000. I would like to split the string in to some fields like 0117 = RECORD-LEN---(Fixed Length) A = CHARSET-FLAG---(Fixed Length) 0100 = VERSION-NO---(Fixed Length) (sp) = ENCRYPT-FLAG---(Fixed Length) = ENCRYPT-DATA---(Variable Length) admin = TRADEMARK---(Variable Length) 0101 = DATA-PACKET-NO---(Fixed Length) 0000 = RESPONSE-NO---(Fixed Length) FRAZEE = CLIENT-ID---(Variable Length) CA810FA1 = ...

88. JPassword field does not return a String    forums.oracle.com

BigDaddy, just a quick 'thank you' here for your excellent explanation. I was wondering why, in various security interfaces, passwords are char[] and not String, so I googled 'why password char[] not String' and got your explanation. Of course! Strings and their contents hang around until the garbage collector decides to dump them. Even then, who knows if it zeros out ...

89. Java Sub string urgent help    forums.oracle.com

Hi, I need help with the sub string. means field separator. (char)28. I have a string like(This is a very big string): "0117 A 0100 admin " I need to get string like: "0117A0100 admin". Fields in the string are fixed length but some fields may change like"admin" it can be "register". Thanks in advance. Bachi. Edited by: ...

91. java string compression    forums.oracle.com

hello i have a couple of questions on string compressions. i need to write a code to take words like.. cooomputer and make it c3omputer. im not sure if there is a . method i can use. any help is appreciated. im thinkng a while loop where user inputs a stirng. and the while loop tests each letter if same as ...

92. assign a path to a string    forums.oracle.com

i had written a html code to link to about 100 html pages . i linked them using ,bt forgot to add file:\\\ at the beginning .so now i hve to again change 100 links .so i wrote a java code to replace c:\ by file:\\\c:\ whenever c:\ is encountered, so the code is like this String s="c:\"; if s is ...

93. String operations    forums.oracle.com

94. Create instance of a class based upon string or class    forums.oracle.com

Say i have this: MyClass aClass = new MyClass(); MyClass extends MySuper. Somewere i have a procedure public MySuper createNew() How should i implement createNew so i can pass for example "MyClass" or aClass so that function will return the correct type? For example: MyClass aClass = someClass.createNew("MyClass"); or MyClass aClass = new MyClass(); MyClass another = someClass.createNew(aClass); or MyClass aClass ...

95. Improving Performen when using String    forums.oracle.com

Hi all, Well, I am developing an application and I use Strings a lot... using the Profile I could see the String class are more than 50% of all memory usage on it. I will try to explain how I am using the String and I hope someone can reply me some tips on how to improve this usage. Basically I ...

96. How to get string.getBytes("UTF-8") throw UnsupportedEncodingException?    forums.oracle.com

I am trying to get something like String s = //somestring which is non utf-8 encoded try { s.getBytes("UTF-8"); } catch (UnsupportedEncodingException e) { // my code } I tried multiple things like - using other encoding in the constructor - reading some garbled data from files - using charset encoders It seems that string.getBytes() never throws any exception.

97. Strange strings?    forums.oracle.com

The other thing is tthe magic number characters. I think it would be better if you used Character.isLetter or one of those classes. It's just preferrable because it's easier to quickly read and see what you are trying to do. I should also mention that War and Peace is about battling Russians and French, so I expect some French accented characters ...

98. type of string to be parsed    forums.oracle.com

I am using Kxml parser to parse xml data from a server. It is working for all tags gets the information .... BUT when I try to get the tag /com_mediaviewcenter/mediagenerator.jsp?m=696d6167652f676966&f=vdDk3Fyc9078038051421CDA&s=thumb it generates the following error, and I couldnot solve this for many days. Can somebody help me? The error is :

99. problem with String    forums.oracle.com

100. shorter way to type out strings with Robot?    forums.oracle.com

Well you guys like to see some code first, No, we like to see a SSCCE. The point of a SSCCE is to make it easy for you to create something that demonstrates your problem. A SSCCE would demonstrate what you are doing with a couple of characters. Why on earth would you waste time to post the code for all ...