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package org.jbehave.core.model; |
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import java.io.ByteArrayInputStream; |
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import java.io.IOException; |
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import java.io.PrintStream; |
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import java.util.ArrayList; |
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import java.util.Collections; |
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import java.util.HashMap; |
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import java.util.LinkedHashMap; |
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import java.util.List; |
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import java.util.Map; |
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import java.util.Properties; |
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import java.util.regex.Matcher; |
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import java.util.regex.Pattern; |
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import org.apache.commons.lang.StringUtils; |
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import org.apache.commons.lang.builder.ToStringBuilder; |
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import org.apache.commons.lang.builder.ToStringStyle; |
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import org.jbehave.core.steps.ChainedRow; |
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import org.jbehave.core.steps.ConvertedParameters; |
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import org.jbehave.core.steps.ParameterConverters; |
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import org.jbehave.core.steps.Parameters; |
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import org.jbehave.core.steps.Row; |
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import static java.lang.Boolean.parseBoolean; |
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import static java.util.regex.Pattern.DOTALL; |
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import static java.util.regex.Pattern.compile; |
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public class ExamplesTable { |
| 115 | 1 | private static final Map<String, String> EMPTY_MAP = Collections.emptyMap(); |
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private static final String EMPTY_VALUE = ""; |
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| 118 | 1 | public static final ExamplesTable EMPTY = new ExamplesTable(""); |
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private static final String ROW_SEPARATOR = "\n"; |
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private static final String HEADER_SEPARATOR = "|"; |
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private static final String VALUE_SEPARATOR = "|"; |
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private static final String IGNORABLE_SEPARATOR = "|--"; |
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|
| 125 | 177 | private final List<Map<String, String>> data = new ArrayList<Map<String, String>>(); |
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private final String tableAsString; |
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private final String headerSeparator; |
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private final String valueSeparator; |
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private final String ignorableSeparator; |
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private final ParameterConverters parameterConverters; |
| 131 | 177 | private final List<String> headers = new ArrayList<String>(); |
| 132 | 177 | private final Properties properties = new Properties(); |
| 133 | 177 | private Map<String, String> namedParameters = new HashMap<String, String>(); |
| 134 | 177 | private boolean trim = true; |
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private final Row defaults; |
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public ExamplesTable(String tableAsString) { |
| 139 | 37 | this(tableAsString, HEADER_SEPARATOR, VALUE_SEPARATOR); |
| 140 | 37 | } |
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public ExamplesTable(String tableAsString, String headerSeparator, String valueSeparator) { |
| 143 | 39 | this(tableAsString, headerSeparator, valueSeparator, IGNORABLE_SEPARATOR, new ParameterConverters()); |
| 144 | 39 | } |
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public ExamplesTable(String tableAsString, String headerSeparator, String valueSeparator, |
| 147 | 176 | String ignorableSeparator, ParameterConverters parameterConverters) { |
| 148 | 176 | this.tableAsString = tableAsString; |
| 149 | 176 | this.headerSeparator = headerSeparator; |
| 150 | 176 | this.valueSeparator = valueSeparator; |
| 151 | 176 | this.ignorableSeparator = ignorableSeparator; |
| 152 | 176 | this.parameterConverters = parameterConverters; |
| 153 | 176 | this.defaults = new ConvertedParameters(EMPTY_MAP, parameterConverters); |
| 154 | 176 | parse(tableAsString); |
| 155 | 176 | } |
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| 157 | 1 | private ExamplesTable(ExamplesTable other, Row defaults) { |
| 158 | 1 | this.data.addAll(other.data); |
| 159 | 1 | this.tableAsString = other.tableAsString; |
| 160 | 1 | this.headerSeparator = other.headerSeparator; |
| 161 | 1 | this.valueSeparator = other.valueSeparator; |
| 162 | 1 | this.ignorableSeparator = other.ignorableSeparator; |
| 163 | 1 | this.parameterConverters = other.parameterConverters; |
| 164 | 1 | this.headers.addAll(other.headers); |
| 165 | 1 | this.properties.putAll(other.properties); |
| 166 | 1 | this.defaults = defaults; |
| 167 | 1 | } |
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private void parse(String tableAsString) { |
| 170 | 176 | data.clear(); |
| 171 | 176 | headers.clear(); |
| 172 | 176 | String[] rows = splitInRows(stripProperties(tableAsString.trim())); |
| 173 | 2449 | for (int row = 0; row < rows.length; row++) { |
| 174 | 2273 | String rowAsString = rows[row]; |
| 175 | 2273 | if (rowAsString.startsWith(properties.getProperty("ignorableSeparator", ignorableSeparator)) || rowAsString.length()==0) { |
| 176 | |
|
| 177 | 125 | continue; |
| 178 | 2144 | } else if (row == 0) { |
| 179 | 52 | List<String> columns = columnsFor(rowAsString, properties.getProperty("headerSeparator", headerSeparator)); |
| 180 | 52 | headers.addAll(columns); |
| 181 | 52 | } else { |
| 182 | 2092 | List<String> columns = columnsFor(rowAsString, properties.getProperty("valueSeparator", valueSeparator)); |
| 183 | 2092 | Map<String, String> map = createRowMap(); |
| 184 | 22281 | for (int column = 0; column < columns.size(); column++) { |
| 185 | 20189 | if(column<headers.size()) { |
| 186 | 20188 | map.put(headers.get(column), columns.get(column)); |
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} |
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} |
| 189 | 2092 | data.add(map); |
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} |
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} |
| 192 | 176 | } |
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private String stripProperties(String tableAsString) { |
| 195 | 176 | Pattern pattern = compile("\\{(.*?)\\}\\s*(.*)", DOTALL); |
| 196 | 176 | Matcher matcher = pattern.matcher(tableAsString); |
| 197 | 176 | if (matcher.matches()) { |
| 198 | 2 | parseProperties(matcher.group(1)); |
| 199 | 2 | return matcher.group(2); |
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} |
| 201 | 174 | return tableAsString; |
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} |
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private void parseProperties(String propertiesAsString) { |
| 205 | 2 | properties.clear(); |
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try { |
| 207 | 2 | properties.load(new ByteArrayInputStream(propertiesAsString.replace(",", ROW_SEPARATOR).getBytes())); |
| 208 | 0 | } catch (IOException e) { |
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| 210 | 2 | } |
| 211 | 2 | trim = parseBoolean(properties.getProperty("trim", "true")); |
| 212 | 2 | } |
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private String[] splitInRows(String table) { |
| 215 | 176 | return table.split(ROW_SEPARATOR); |
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} |
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private List<String> columnsFor(String row, String separator) { |
| 219 | 2144 | List<String> columns = new ArrayList<String>(); |
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| 221 | 26723 | for (String column : row.split(buildRegex(separator), -1)) { |
| 222 | 24579 | columns.add(valueOf(column)); |
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} |
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| 225 | 2144 | if (StringUtils.isBlank(columns.get(0))) { |
| 226 | 2138 | columns.remove(0); |
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} |
| 228 | 2144 | int lastIndex = columns.size() - 1; |
| 229 | 2144 | if (lastIndex != -1 && StringUtils.isBlank(columns.get(lastIndex))) { |
| 230 | 2138 | columns.remove(lastIndex); |
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} |
| 232 | 2144 | return columns; |
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} |
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private String valueOf(String column) { |
| 236 | 24579 | return trim ? column.trim() : column; |
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} |
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private String buildRegex(String separator) { |
| 240 | 2144 | char[] chars = separator.toCharArray(); |
| 241 | 2144 | StringBuffer sb = new StringBuffer(); |
| 242 | 4290 | for (char c : chars) { |
| 243 | 2146 | sb.append("\\").append(c); |
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} |
| 245 | 2144 | return sb.toString(); |
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} |
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protected Map<String, String> createRowMap() { |
| 249 | 2092 | return new LinkedHashMap<String, String>(); |
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} |
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public ExamplesTable withDefaults(Parameters defaults) { |
| 253 | 1 | return new ExamplesTable(this, new ChainedRow(defaults, this.defaults)); |
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} |
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public ExamplesTable withNamedParameters(Map<String, String> namedParameters) { |
| 257 | 1 | this.namedParameters = namedParameters; |
| 258 | 1 | return this; |
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} |
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public ExamplesTable withRowValues(int row, Map<String, String> values) { |
| 262 | 2 | getRow(row).putAll(values); |
| 263 | 2 | for (String header : values.keySet()) { |
| 264 | 3 | if (!headers.contains(header)) { |
| 265 | 1 | headers.add(header); |
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} |
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} |
| 268 | 2 | return this; |
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} |
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public ExamplesTable withRows(List<Map<String, String>> values) { |
| 272 | 1 | this.data.clear(); |
| 273 | 1 | this.data.addAll(values); |
| 274 | 1 | this.headers.clear(); |
| 275 | 1 | this.headers.addAll(values.get(0).keySet()); |
| 276 | 1 | return this; |
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} |
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public Properties getProperties() { |
| 280 | 2 | return properties; |
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} |
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public List<String> getHeaders() { |
| 284 | 25 | return headers; |
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} |
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public Map<String, String> getRow(int row) { |
| 288 | 208 | if (row > data.size() - 1) { |
| 289 | 1 | throw new RowNotFound(row); |
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} |
| 291 | 207 | Map<String, String> values = data.get(row); |
| 292 | 207 | if (headers.size() != values.keySet().size()) { |
| 293 | 2 | for (String header : headers) { |
| 294 | 5 | if (!values.containsKey(header)) { |
| 295 | 2 | values.put(header, EMPTY_VALUE); |
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} |
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} |
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} |
| 299 | 207 | return values; |
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} |
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public Parameters getRowAsParameters(int row) { |
| 303 | 9 | return getRowAsParameters(row, false); |
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} |
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public Parameters getRowAsParameters(int row, boolean replaceNamedParameters) { |
| 307 | 13 | Map<String, String> rowValues = getRow(row); |
| 308 | 12 | return createParameters((replaceNamedParameters ? replaceNamedParameters(rowValues) : rowValues)); |
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} |
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private Map<String, String> replaceNamedParameters(Map<String, String> row) { |
| 312 | 1 | Map<String, String> replaced = new HashMap<String, String>(); |
| 313 | 1 | for (String key : row.keySet()) { |
| 314 | 2 | String replacedValue = row.get(key); |
| 315 | 2 | for (String namedKey : namedParameters.keySet()) { |
| 316 | 2 | String namedValue = namedParameters.get(namedKey); |
| 317 | 2 | replacedValue = replacedValue.replaceAll(namedKey, namedValue); |
| 318 | 2 | } |
| 319 | 2 | replaced.put(key, replacedValue); |
| 320 | 2 | } |
| 321 | 1 | return replaced; |
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} |
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public int getRowCount() { |
| 325 | 188 | return data.size(); |
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} |
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public List<Map<String, String>> getRows() { |
| 329 | 48 | List<Map<String, String>> rows = new ArrayList<Map<String, String>>(); |
| 330 | 137 | for (int row = 0; row < getRowCount(); row++) { |
| 331 | 89 | rows.add(getRow(row)); |
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} |
| 333 | 48 | return rows; |
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} |
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public List<Parameters> getRowsAsParameters() { |
| 337 | 2 | return getRowsAsParameters(false); |
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} |
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public List<Parameters> getRowsAsParameters(boolean replaceNamedParameters) { |
| 341 | 3 | List<Parameters> rows = new ArrayList<Parameters>(); |
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|
| 343 | 7 | for (int row = 0; row < getRowCount(); row++) { |
| 344 | 4 | rows.add(getRowAsParameters(row, replaceNamedParameters)); |
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} |
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| 347 | 3 | return rows; |
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} |
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private Parameters createParameters(Map<String, String> values) { |
| 351 | 12 | return new ConvertedParameters(new ChainedRow(new ConvertedParameters(values, parameterConverters), defaults), |
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parameterConverters); |
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} |
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public String getHeaderSeparator() { |
| 356 | 2 | return headerSeparator; |
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} |
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public String getValueSeparator() { |
| 360 | 2 | return valueSeparator; |
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} |
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public String asString() { |
| 364 | 55 | if (data.isEmpty()) { |
| 365 | 34 | return EMPTY_VALUE; |
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} |
| 367 | 21 | return format(); |
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} |
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public void outputTo(PrintStream output){ |
| 371 | 1 | output.print(asString()); |
| 372 | 1 | } |
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private String format() { |
| 375 | 21 | StringBuffer sb = new StringBuffer(); |
| 376 | 21 | for (String header : headers) { |
| 377 | 48 | sb.append(headerSeparator).append(header); |
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} |
| 379 | 21 | sb.append(headerSeparator).append(ROW_SEPARATOR); |
| 380 | 21 | for (Map<String, String> row : getRows()) { |
| 381 | 38 | for (String header : headers) { |
| 382 | 88 | sb.append(valueSeparator); |
| 383 | 88 | sb.append(row.get(header)); |
| 384 | |
} |
| 385 | 38 | sb.append(valueSeparator).append(ROW_SEPARATOR); |
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} |
| 387 | 21 | return sb.toString(); |
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} |
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@Override |
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public String toString() { |
| 392 | 31 | return ToStringBuilder.reflectionToString(this, ToStringStyle.SHORT_PREFIX_STYLE); |
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} |
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@SuppressWarnings("serial") |
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public static class RowNotFound extends RuntimeException { |
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public RowNotFound(int row) { |
| 399 | 1 | super(Integer.toString(row)); |
| 400 | 1 | } |
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} |
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} |