110 lines
3.2 KiB
Java
110 lines
3.2 KiB
Java
/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.uber.hoodie.cli;
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import com.jakewharton.fliptables.FlipTable;
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import java.util.List;
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import java.util.Map;
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import java.util.Optional;
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import java.util.function.Function;
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/**
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* Helper class to render table for hoodie-cli
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*/
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public class HoodiePrintHelper {
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/**
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* Print header and raw rows
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*
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* @param header Header
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* @param rows Raw Rows
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* @return output
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*/
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public static String print(String[] header, String[][] rows) {
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return printTextTable(header, rows);
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}
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/**
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* Serialize Table to printable string
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*
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* @param rowHeader Row Header
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* @param fieldNameToConverterMap Field Specific Converters
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* @param sortByField Sorting field
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* @param isDescending Order
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* @param limit Limit
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* @param headerOnly Headers only
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* @param rows List of rows
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* @return Serialized form for printing
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*/
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public static String print(TableHeader rowHeader,
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Map<String, Function<Object, String>> fieldNameToConverterMap,
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String sortByField, boolean isDescending, Integer limit, boolean headerOnly,
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List<Comparable[]> rows) {
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if (headerOnly) {
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return HoodiePrintHelper.print(rowHeader);
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}
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Table table = new Table(rowHeader, fieldNameToConverterMap,
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Optional.ofNullable(sortByField.isEmpty() ? null : sortByField),
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Optional.ofNullable(isDescending),
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Optional.ofNullable(limit <= 0 ? null : limit)).addAllRows(rows).flip();
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return HoodiePrintHelper.print(table);
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}
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/**
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* Render rows in Table
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*
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* @param buffer Table
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* @return output
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*/
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private static String print(Table buffer) {
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String[] header = new String[buffer.getFieldNames().size()];
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buffer.getFieldNames().toArray(header);
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String[][] rows = buffer.getRenderRows().stream()
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.map(l -> l.stream().toArray(String[]::new))
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.toArray(String[][]::new);
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return printTextTable(header, rows);
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}
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/**
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* Render only header of the table
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*
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* @param header Table Header
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* @return output
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*/
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private static String print(TableHeader header) {
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String[] head = new String[header.getFieldNames().size()];
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header.getFieldNames().toArray(head);
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return printTextTable(head, new String[][]{});
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}
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/**
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* Print Text table
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*
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* @param headers Headers
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* @param data Table
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*/
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private static String printTextTable(String[] headers, String[][] data) {
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return FlipTable.of(headers, data);
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}
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}
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