Java assignment processor

trejozach asked 981 days ago

Budget: $50.00

Due Date: 11/13/2015

Write a Java program that simulates the actions of a preprocessor to will detected if certain Java constructs are syntactically correct Attachments

processor_.docx (14 K)

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Java Assignment processor

sudheer488 answered 981 days ago

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I have attached the code along with output screenshots . Attachments

myprepocessor.rar (1 K)

Mypreprocessor.java Preview

p.stackexample(str); } }catch(Exception e){ // if any error occurs e.printStackTrace(); }finally{ // closes the stream and releases system resources if(fr!=null) fr.close(); if(lnr!=null) lnr.close(); } String error= p.showError(); System.out.println("output : \t"+error);

Processor.java Preview

i++) { char s1=s.charAt(i); if(s1=='{') { showpush(st, s1); leftf=leftf+1; } else if(s1=='}') { showpush(st,s1); rightf=rightf+1; } else if(s1=='(') { showpush(st,s1); rbrack=rbrack+1; } else if(s1==')') { showpush(st,s1); lbrack=lbrack+1; } else if(s1=='[') { showpush(st,s1); cbrackl=cbrackl+1; } else if(s1==']') { showpush(st,s1);

test.txt Preview

void display(int n) { int arr[ ] =

output.doc (590 K)

output1.PNG (72 K)

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output2.PNG (65 K)

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ouput3.PNG (22 K)

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output1.PNG

output2.PNG

ouput3.PNG

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Java preprocessor

felo answered 980 days ago

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Please find attached files plus an example of a java program that its constructs have been analysed by this preprocessor Attachments

JavaPreprocessor.rar (8 K)

.classpath
.project
org.eclipse.jdt.core.prefs
EndOfFileEncountered.class
Lexer.class
Preprocessor.class
SyntaticAnalyzer.class
exampleInput.txt Preview

If there is delay in creation of object then the threads might create multiple instances Thread.sleep(8); INSTANCE = new Singleton(); } catch (InterruptedException ie) { ie.printStackTrace(); } return INSTANCE;

EndOfFileEncountered.java Preview

public class

Lexer.java Preview

== '+') {token = PLUS; nextChar();} else if (c == '-') {token = MINUS; nextChar();} else if (c == ';') {token = SEMICOLON; nextChar();} else if (c == ':') { //check that next char is '=' to find assignment token ":=" nextChar(); if (c ==

Preprocessor.java Preview

java.io.*; import java.util.*; public class Preprocessor { private static SyntaticAnalyzer syn; private static String

SyntaticAnalyzer.java Preview

java.io.*; import java.util.*; public class SyntaticAnalyzer { private Lexer lex; private Hashtable symbolTable; public SyntaticAnalyzer(String inputFile) { lex = new Lexer(inputFile); symbolTable = new Hashtable(); symbolTable.put("zero", new Integer(0) ); symbolTable.put("one", new Integer(1) ); symbolTable.put("ten", new Integer(10) ); }

preprocessor.png (104 K)

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preprocessor.png

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