JDK 11 jdk.internal.le.jmod - Internal Line Editing Module

JDK 11 jdk.internal.le.jmod is the JMOD file for JDK 11 Internal Line Editing module.

JDK 11 Internal Line Editing module compiled class files are stored in \fyicenter\jdk-11.0.1\jmods\jdk.internal.le.jmod.

JDK 11 Internal Line Editing module compiled class files are also linked and stored in the \fyicenter\jdk-11.0.1\lib\modules JImage file.

JDK 11 Internal Line Editing module source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\jdk.internal.le.

You can click and view the content of each source code file in the list below.

✍: FYIcenter

jdk/internal/jline/internal/Curses.java

/*
 * Copyright (c) 2002-2016, the original author or authors.
 *
 * This software is distributable under the BSD license. See the terms of the
 * BSD license in the documentation provided with this software.
 *
 * http://www.opensource.org/licenses/bsd-license.php
 */
package jdk.internal.jline.internal;

import java.io.IOException;
import java.io.Writer;
import java.util.Stack;

/**
 * Curses helper methods.
 *
 * @author <a href="mailto:gnodet@gmail.com">Guillaume Nodet</a>
 */
public class Curses {

    private static Object[] sv = new Object[26];
    private static Object[] dv = new Object[26];

    private static final int IFTE_NONE = 0;
    private static final int IFTE_IF = 1;
    private static final int IFTE_THEN = 2;
    private static final int IFTE_ELSE = 3;

    /**
     * Print the given terminal capabilities
     *
     * @param out the output stream
     * @param str the capability to output
     * @param params optional parameters
     * @throws IOException if an error occurs
     */
    public static void tputs(Writer out, String str, Object... params) throws IOException {
        int index = 0;
        int length = str.length();
        int ifte = IFTE_NONE;
        boolean exec = true;
        Stack<Object> stack = new Stack<Object>();
        while (index < length) {
            char ch = str.charAt(index++);
            switch (ch) {
                case '\\':
                    ch = str.charAt(index++);
                    if (ch >= '0' && ch <= '9') {
                        throw new UnsupportedOperationException(); // todo
                    } else {
                        switch (ch) {
                            case 'e':
                            case 'E':
                                if (exec) {
                                    out.write(27); // escape
                                }
                                break;
                            case 'n':
                                out.write('\n');
                                break;
//                        case 'l':
//                            rawPrint('\l');
//                            break;
                            case 'r':
                                if (exec) {
                                    out.write('\r');
                                }
                                break;
                            case 't':
                                if (exec) {
                                    out.write('\t');
                                }
                                break;
                            case 'b':
                                if (exec) {
                                    out.write('\b');
                                }
                                break;
                            case 'f':
                                if (exec) {
                                    out.write('\f');
                                }
                                break;
                            case 's':
                                if (exec) {
                                    out.write(' ');
                                }
                                break;
                            case ':':
                            case '^':
                            case '\\':
                                if (exec) {
                                    out.write(ch);
                                }
                                break;
                            default:
                                throw new IllegalArgumentException();
                        }
                    }
                    break;
                case '^':
                    ch = str.charAt(index++);
                    if (exec) {
                        out.write(ch - '@');
                    }
                    break;
                case '%':
                    ch = str.charAt(index++);
                    switch (ch) {
                        case '%':
                            if (exec) {
                                out.write('%');
                            }
                            break;
                        case 'p':
                            ch = str.charAt(index++);
                            if (exec) {
                                stack.push(params[ch - '1']);
                            }
                            break;
                        case 'P':
                            ch = str.charAt(index++);
                            if (ch >= 'a' && ch <= 'z') {
                                if (exec) {
                                    dv[ch - 'a'] = stack.pop();
                                }
                            } else if (ch >= 'A' && ch <= 'Z') {
                                if (exec) {
                                    sv[ch - 'A'] = stack.pop();
                                }
                            } else {
                                throw new IllegalArgumentException();
                            }
                            break;
                        case 'g':
                            ch = str.charAt(index++);
                            if (ch >= 'a' && ch <= 'z') {
                                if (exec) {
                                    stack.push(dv[ch - 'a']);
                                }
                            } else if (ch >= 'A' && ch <= 'Z') {
                                if (exec) {
                                    stack.push(sv[ch - 'A']);
                                }
                            } else {
                                throw new IllegalArgumentException();
                            }
                            break;
                        case '\'':
                            ch = str.charAt(index++);
                            if (exec) {
                                stack.push((int) ch);
                            }
                            ch = str.charAt(index++);
                            if (ch != '\'') {
                                throw new IllegalArgumentException();
                            }
                            break;
                        case '{':
                            int start = index;
                            while (str.charAt(index++) != '}') ;
                            if (exec) {
                                int v = Integer.valueOf(str.substring(start, index - 1));
                                stack.push(v);
                            }
                            break;
                        case 'l':
                            if (exec) {
                                stack.push(stack.pop().toString().length());
                            }
                            break;
                        case '+':
                            if (exec) {
                                int v2 = toInteger(stack.pop());
                                int v1 = toInteger(stack.pop());
                                stack.push(v1 + v2);
                            }
                            break;
                        case '-':
                            if (exec) {
                                int v2 = toInteger(stack.pop());
                                int v1 = toInteger(stack.pop());
                                stack.push(v1 - v2);
                            }
                            break;
                        case '*':
                            if (exec) {
                                int v2 = toInteger(stack.pop());
                                int v1 = toInteger(stack.pop());
                                stack.push(v1 * v2);
                            }
                            break;
                        case '/':
                            if (exec) {
                                int v2 = toInteger(stack.pop());
                                int v1 = toInteger(stack.pop());
                                stack.push(v1 / v2);
                            }
                            break;
                        case 'm':
                            if (exec) {
                                int v2 = toInteger(stack.pop());
                                int v1 = toInteger(stack.pop());
                                stack.push(v1 % v2);
                            }
                            break;
                        case '&':
                            if (exec) {
                                int v2 = toInteger(stack.pop());
                                int v1 = toInteger(stack.pop());
                                stack.push(v1 & v2);
                            }
                            break;
                        case '|':
                            if (exec) {
                                int v2 = toInteger(stack.pop());
                                int v1 = toInteger(stack.pop());
                                stack.push(v1 | v2);
                            }
                            break;
                        case '^':
                            if (exec) {
                                int v2 = toInteger(stack.pop());
                                int v1 = toInteger(stack.pop());
                                stack.push(v1 ^ v2);
                            }
                            break;
                        case '=':
                            if (exec) {
                                int v2 = toInteger(stack.pop());
                                int v1 = toInteger(stack.pop());
                                stack.push(v1 == v2);
                            }
                            break;
                        case '>':
                            if (exec) {
                                int v2 = toInteger(stack.pop());
                                int v1 = toInteger(stack.pop());
                                stack.push(v1 > v2);
                            }
                            break;
                        case '<':
                            if (exec) {
                                int v2 = toInteger(stack.pop());
                                int v1 = toInteger(stack.pop());
                                stack.push(v1 < v2);
                            }
                            break;
                        case 'A':
                            if (exec) {
                                int v2 = toInteger(stack.pop());
                                int v1 = toInteger(stack.pop());
                                stack.push(v1 != 0 && v2 != 0);
                            }
                            break;
                        case '!':
                            if (exec) {
                                int v1 = toInteger(stack.pop());
                                stack.push(v1 == 0);
                            }
                            break;
                        case '~':
                            if (exec) {
                                int v1 = toInteger(stack.pop());
                                stack.push(~v1);
                            }
                            break;
                        case 'O':
                            if (exec) {
                                int v2 = toInteger(stack.pop());
                                int v1 = toInteger(stack.pop());
                                stack.push(v1 != 0 || v2 != 0);
                            }
                            break;
                        case '?':
                            if (ifte != IFTE_NONE) {
                                throw new IllegalArgumentException();
                            } else {
                                ifte = IFTE_IF;
                            }
                            break;
                        case 't':
                            if (ifte != IFTE_IF && ifte != IFTE_ELSE) {
                                throw new IllegalArgumentException();
                            } else {
                                ifte = IFTE_THEN;
                            }
                            exec = toInteger(stack.pop()) != 0;
                            break;
                        case 'e':
                            if (ifte != IFTE_THEN) {
                                throw new IllegalArgumentException();
                            } else {
                                ifte = IFTE_ELSE;
                            }
                            exec = !exec;
                            break;
                        case ';':
                            if (ifte == IFTE_NONE || ifte == IFTE_IF) {
                                throw new IllegalArgumentException();
                            } else {
                                ifte = IFTE_NONE;
                            }
                            exec = true;
                            break;
                        case 'i':
                            if (params.length >= 1) {
                                params[0] = toInteger(params[0]) + 1;
                            }
                            if (params.length >= 2) {
                                params[1] = toInteger(params[1]) + 1;
                            }
                            break;
                        case 'd':
                            out.write(Integer.toString(toInteger(stack.pop())));
                            break;
                        default:
                            throw new UnsupportedOperationException();
                    }
                    break;
                default:
                    if (exec) {
                        out.write(ch);
                    }
                    break;
            }
        }
    }

    private static int toInteger(Object pop) {
        if (pop instanceof Number) {
            return ((Number) pop).intValue();
        } else if (pop instanceof Boolean) {
            return (Boolean) pop ? 1 : 0;
        } else {
            return Integer.valueOf(pop.toString());
        }
    }

}

jdk/internal/jline/internal/Curses.java

 

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