在groovy出现下述程序,但在gasnode groovy里显示错误,请帮助解决 . [: h, f& _* a) y! N: x$ q* z 7 h* d& [' ^6 ^- k; o8 [5 m ( p7 a7 {* X$ M& j9 { l; x@Parameter (displayName = "Measured Pressure", usageName = "measured pressure")7 X& L) O, k. {2 [9 t
public double getMeasured pressure() {$ e1 g5 P; Y' Q4 [ u
return measured pressure ! k$ ]' g, p3 Q) L1 d: ]/ A } 1 e6 V* ?- e9 y* v' q8 N' {# f public void setMeasured pressure(double newValue) {+ u. J( X' n2 p e& B
measured pressure = newValue" F% l- T# j3 G D+ D+ M: Q
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public double measured pressure = 03 R9 t8 z- @! }1 y! j4 a+ h. n
' E& j4 ?# q: Q$ J, e/ o /**& s6 N- F: P+ J0 `: \+ p
* 1 u4 r9 v0 ]9 h4 L9 I6 c * This value is used to automatically generate agent identifiers. \ }& N" N s$ x8 O * @field serialVersionUID / H* A7 z% |" N. z: I * 9 S. C$ ]# j: r! O- N* z */ # D4 A8 _6 v$ \4 o# U0 N private static final long serialVersionUID = 1L: Y$ E" m* e! _$ Y) J! l- O
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* 0 [' l Y) V' z0 L/ F+ _. J * This value is used to automatically generate agent identifiers. 4 C3 A; O# @& k* {/ Z * @field agentIDCounter2 {/ v% U5 S. M! v: P" @
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protected static long agentIDCounter = 1 % B X- K# }4 c0 T- X/ n4 j ) e, n6 Z R. x/ K2 U# p, ~5 ? /**2 y( H" B- c6 {+ i4 J1 V1 Z5 u
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* This value is the agent's identifier./ g& ^+ ]0 N2 P; K& S k' t
* @field agentID: G8 i+ J( f* b( h0 O6 k
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protected String agentID = "GasNode " + (agentIDCounter++) 7 I/ J+ }8 s) ^8 q* T6 L: H. A! Q( w- s( L7 L
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* This is the step behavior.3 h3 M8 H7 h+ o, Q& v+ z, K
* @method step. {$ ~# T+ ?/ q
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@Watch($ a" ~1 F' W3 k; o- O
watcheeClassName = 'infrastructuredemo.GasNode',( Q7 X2 J1 w. e$ V( @7 j
watcheeFieldNames = 'pressure',0 l; Z. I6 y- |% _& T0 Q
query = 'linked_from', ! m5 R1 c& E! F! S2 D% m( v whenToTrigger = WatcherTriggerSchedule.LATER,( a8 c- O' G) ?; x& l* j1 Q1 e
scheduleTriggerDelta = 10d' O1 @/ ?. s/ f3 s5 B; b
) & E: m" }% }) `6 y public def step(infrastructuredemo.GasNode watchedAgent) {. N* ~6 g$ R; q5 [1 `" p j
! `$ s$ u' }, ^/ i% p: Y // Define the return value variable. ! ?( p' s M! _2 ^6 t* Y7 t def returnValue 3 n/ b8 L8 b Q3 E/ p% q4 E: S n- n8 c0 T- ?5 Y$ B: x$ I
// Note the simulation time. 4 ? R* [7 s3 _# @) S def time = GetTickCountInTimeUnits()4 F X% C- T2 |! B1 s" `. Q* ^
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// This is an agent decision./ R" i+ ~. d, Q) t, ~" ~ t
if (watchedNode.pressure<200) {! Y# `( L5 z3 N! H) Q+ l6 Y1 @
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// This is a task.8 Z2 x1 [5 a2 d, x( o; c' p* H
setPressure(watchedAgent.pressure)- M0 ^& u3 b" J: L2 S4 `' K
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} 0 o1 s- J0 ~9 h3 b* A! J( { // Return the results.1 }% @7 ]& x: D% B& w
return returnValue* e' b; q4 V0 a
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* ; s3 Q! m& H$ F! V: | * This is the step behavior. & E) |2 I; M1 T6 H4 P- q' V/ h' ~ * @method step. \- t: ]* a& d/ w+ r: |2 {2 q6 n
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*/ ; o( T/ _" Q* I @ScheduledMethod(- n! _1 b/ {; q; E0 b7 `3 K
start = 1d,+ c( q. {. F( N% ]
interval = 1d, }! X/ Y1 ?" D; k$ t
shuffle = false 8 n9 D- P' _4 a8 S9 \ ); y" [2 v q6 I% m( ~9 {
public void step() {* D1 w; B9 F& E% D( e
. ]2 G3 W) [# v f/ H7 j9 E6 ~/ Q0 a7 | // Note the simulation time. ( c3 h$ \4 v. u$ T def time = GetTickCountInTimeUnits()% r% j' A5 C& G# r" Z- f
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// This is a task.# x+ F4 a2 i/ I7 M2 ?
measurePressure=pressure+ RandomDraw(-20.0, 20.0)" O. w0 e; `' g M; m. j
// End the method.6 N: [& [' Q4 a: o
return ' Q5 ^; W% `) \. G- L, s: y # q) [, ~* t5 k5 R% F }