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Merin Lalu
Merin Lalu
Last Activity: Jun 13 '12, 09:31 AM
Joined: Oct 5 '11
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  • Merin Lalu
    started a topic identify a value which represents a string in regular expression
    in Java

    identify a value which represents a string in regular expression

    I have a string "<html>Book s of:<b>John Smith</b><ul><li> <i> Title:</i>DBPrimer</li><li><i> Title:</i>Comp Systems
    </li></ul></html>"

    and i have a grammar

    <html>Books of:<b>#PCDATA</b><ul>(<li><i>T itle</i>#PCDATA</li>)+</ul></html>

    how can i retrieve...
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    • Merin Lalu
      started a topic insert integer as keys in hashtable
      in Java

      insert integer as keys in hashtable

      can anyone help me?/

      i want to insert keys of integer type to a hashtable. i can insert keys of string type in the hashtable. But integer keys not getting inserted.

      i am getting exception as

      java.lang.Class CastException: java.lang.Integ er cannot be cast to java.lang.Strin g

      thank u..
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      • Merin Lalu
        replied to can not find symbol class Head
        in Java
        Thanks a lot.. I got it..
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          Leave a comment:

        • Merin Lalu
          replied to can not find symbol class Head
          in Java
          actually i commented
          Code:
          if (heads.size () > 0){
}
          I am submitting the code and HTML code

          Code:
           import org.htmlparser.Parser;
 import org.htmlparser.Tag;
 import org.htmlparser.Text;
 import org.htmlparser.util.ParserException;
 import org.htmlparser.visitors.NodeVisitor;
 import java.util.*;
import org.htmlparser.filters.TagNameFilter;
import org.htmlparser.nodes.TextNode;
          ...
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            Leave a comment:

          • Merin Lalu
            replied to can not find symbol class Head
            in Java
            the nodelist heads is null.. so heads.elementAt (0) is null

            but input htmlpage has an headtag in it. i dont know why it is printing null
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            • Merin Lalu
              replied to can not find symbol class Head
              in Java
              But the Tag class does not have a method named removeAll(). so again error

              can not find symbol method removeAll()
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                Leave a comment:

              • Merin Lalu
                started a topic can not find symbol class Head
                in Java

                can not find symbol class Head

                Can any one help me?

                I got a code for the parse method of Parser class in html parser library from the link

                htmlparser.sour ceforge.net/javadoc/index.html

                the code is as follows

                Code:
                NodeList nl = parser.parse (null); // here is your two node list
 NodeList heads = nl.extractAllNodesThatMatch (new TagNameFilter ("HEAD"))
 if (heads.size () > 0) // there may
                ...
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                • Merin Lalu
                  replied to remove white spaces in html page while parsing.
                  in Java
                  while parsing, white spaces and newlines will be considered as string node.. other than white spaces, i need to print the string nodes.
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                  • Merin Lalu
                    started a topic remove white spaces in html page while parsing.
                    in Java

                    remove white spaces in html page while parsing.

                    can any one help me??

                    i have an html page.. i want to parse the html page using htmlparser library.


                    while parsing it should not consider whitespaces and newline..
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                    • Merin Lalu
                      replied to push all the non zero elements
                      in Java
                      i got it.. thank you for your reply..
                      See more | Go to post

                        Leave a comment:

                      • Merin Lalu
                        started a topic push all the non zero elements
                        in Java

                        push all the non zero elements

                        Can any one tell me how to push all the non zero elements to one end of an array in java without creating a new array.
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                        • Merin Lalu
                          started a topic replace the element of an array of objects
                          in Java

                          replace the element of an array of objects

                          Can anyone help me??

                          I have an array of objects for a class. The class has two arraylist variables.

                          I want to

                          1) replace one particular object with another object with new arraylist values.

                          2) replace another particular object with arraylist values set to null

                          3)in the output, objects in the array should be in an order in which the object having arraylist values set to null...
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                          • Merin Lalu
                            replied to Remove head tag portion from an html page
                            in Java
                            i got it.. thanks a lot...
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                            • Merin Lalu
                              replied to Remove head tag portion from an html page
                              in Java
                              yes.. i have htmlparser1.6
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                                Leave a comment:

                              • Merin Lalu
                                replied to Remove head tag portion from an html page
                                in Java
                                It is a file. I want to parse the html file using htmlparser library after removing the head tag part from the html page
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                                • Merin Lalu
                                  started a topic Remove head tag portion from an html page
                                  in Java

                                  Remove head tag portion from an html page

                                  Can any one help me??

                                  I have an html page. i want to remove the contents inside the head tag. I need only the body part. whole head tag part should be removed.
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                                  • Merin Lalu
                                    started a topic index of arraylist in java
                                    in Java

                                    index of arraylist in java

                                    haii..

                                    I have a parent arraylist.. The elements of parent arraylist is another set of child arraylists (duplicate child arraylists are there). i need the index of each child arraylist.


                                    The problem is i am not getting the index of child arraylist if the child arraylist is a duplicate.

                                    Can anyone help me?? i am doing the code in java..
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                                    • Merin Lalu
                                      replied to html dom representation
                                      in Java
                                      thank u for ur reply..

                                      Actually i want to do it using htmlparser1.6 library in java.

                                      i have an html document.. i got the dom tree representation of the document using the following code. but i need the path of each node of the dom tree.

                                      the code is as follows..
                                      Code:
                                      import java.io.Serializable;
import java.net.HttpURLConnection;
import java.net.URLConnection;

import org.htmlparser.Parser;
                                      ...
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                                      Last edited by Frinavale; Oct 16 '11, 11:19 PM. Reason: Added code tags. Please post code in code tags.

                                        Leave a comment:

                                      • Merin Lalu
                                        started a topic path of an html node
                                        in Java

                                        path of an html node

                                        i have an html document as follows

                                        <html>
                                        <body>
                                        <h1>world</h1>
                                        <br>
                                        List
                                        </body>
                                        </html>

                                        i want the path of each node of its dom tree representation

                                        i wrote a code using htmlparser library

                                        import org.htmlparser. Parser;
                                        import org.htmlparser. Node;
                                        import org.htmlparser. util.NodeList;
                                        ...
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                                        • Merin Lalu
                                          started a topic html dom representation
                                          in Java

                                          html dom representation

                                          can any one help me??

                                          I have an html document. i need the java code for the dom tree representation of that document. if i got the dom tree representation i can proceed with the next step of finding the path of each node

                                          please help me/...
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